Home / 4,043.18-5,579.56-2,274.75

Finding the Fourth Proportional to 4,043.18, 5,579.56 and 2,274.75

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Solution

The fourth proportional to 4,043.18, 5,579.56 and 2,274.75 is: 3,139.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.18 : 5,579.56 = 2,274.75 : x
  2. Step 2: Convert to fraction form
    4,043.18/5,579.56 = 2,274.75/x
  3. Step 3: Cross multiply
    4,043.18x = 5,579.56 × 2,274.75
  4. Step 4: Simplify right side
    4,043.18x = 12,692,100.56
  5. Step 5: Solve for x
    x = 12,692,100.56/4,043.18
  6. Step 6: Final answer
    x = 3,139.14

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Find fourth proportional to 2,021.59, 2,789.78 and 1,137.38
Half scale
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Double scale
Find fourth proportional to 4,044.18, 5,580.94 and 2,275.75
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.