Home / 7,402.13-11,103.19-2,470.64

Finding the Fourth Proportional to 7,402.13, 11,103.19 and 2,470.64

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Solution

The fourth proportional to 7,402.13, 11,103.19 and 2,470.64 is: 3,705.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.13 : 11,103.19 = 2,470.64 : x
  2. Step 2: Convert to fraction form
    7,402.13/11,103.19 = 2,470.64/x
  3. Step 3: Cross multiply
    7,402.13x = 11,103.19 × 2,470.64
  4. Step 4: Simplify right side
    7,402.13x = 27,432,006.92
  5. Step 5: Solve for x
    x = 27,432,006.92/7,402.13
  6. Step 6: Final answer
    x = 3,705.96

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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.