Home / 10,332.60-15,505.92-6,815.04

Finding the Fourth Proportional to 10,332.60, 15,505.92 and 6,815.04

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Solution

The fourth proportional to 10,332.60, 15,505.92 and 6,815.04 is: 10,227.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.60 : 15,505.92 = 6,815.04 : x
  2. Step 2: Convert to fraction form
    10,332.60/15,505.92 = 6,815.04/x
  3. Step 3: Cross multiply
    10,332.60x = 15,505.92 × 6,815.04
  4. Step 4: Simplify right side
    10,332.60x = 105,673,465.04
  5. Step 5: Solve for x
    x = 105,673,465.04/10,332.60
  6. Step 6: Final answer
    x = 10,227.19

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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.