Home / 5,719.50-8,579.25-2,256.75

Finding the Fourth Proportional to 5,719.50, 8,579.25 and 2,256.75

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Solution

The fourth proportional to 5,719.50, 8,579.25 and 2,256.75 is: 3,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.50 : 8,579.25 = 2,256.75 : x
  2. Step 2: Convert to fraction form
    5,719.50/8,579.25 = 2,256.75/x
  3. Step 3: Cross multiply
    5,719.50x = 8,579.25 × 2,256.75
  4. Step 4: Simplify right side
    5,719.50x = 19,361,222.44
  5. Step 5: Solve for x
    x = 19,361,222.44/5,719.50
  6. Step 6: Final answer
    x = 3,385.13

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.