Home / 10,330.53-14,254.99-5,854.20

Finding the Fourth Proportional to 10,330.53, 14,254.99 and 5,854.20

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Solution

The fourth proportional to 10,330.53, 14,254.99 and 5,854.20 is: 8,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.53 : 14,254.99 = 5,854.20 : x
  2. Step 2: Convert to fraction form
    10,330.53/14,254.99 = 5,854.20/x
  3. Step 3: Cross multiply
    10,330.53x = 14,254.99 × 5,854.20
  4. Step 4: Simplify right side
    10,330.53x = 83,451,562.46
  5. Step 5: Solve for x
    x = 83,451,562.46/10,330.53
  6. Step 6: Final answer
    x = 8,078.15

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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.