Home / 4,043.40-5,580.03-2,274.98

Finding the Fourth Proportional to 4,043.40, 5,580.03 and 2,274.98

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Solution

The fourth proportional to 4,043.40, 5,580.03 and 2,274.98 is: 3,139.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.40 : 5,580.03 = 2,274.98 : x
  2. Step 2: Convert to fraction form
    4,043.40/5,580.03 = 2,274.98/x
  3. Step 3: Cross multiply
    4,043.40x = 5,580.03 × 2,274.98
  4. Step 4: Simplify right side
    4,043.40x = 12,694,428.75
  5. Step 5: Solve for x
    x = 12,694,428.75/4,043.40
  6. Step 6: Final answer
    x = 3,139.54

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Half scale
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Double scale
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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.