Home / 10,605.07-15,902.17-5,610.14

Finding the Fourth Proportional to 10,605.07, 15,902.17 and 5,610.14

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Solution

The fourth proportional to 10,605.07, 15,902.17 and 5,610.14 is: 8,412.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,605.07 : 15,902.17 = 5,610.14 : x
  2. Step 2: Convert to fraction form
    10,605.07/15,902.17 = 5,610.14/x
  3. Step 3: Cross multiply
    10,605.07x = 15,902.17 × 5,610.14
  4. Step 4: Simplify right side
    10,605.07x = 89,213,366.10
  5. Step 5: Solve for x
    x = 89,213,366.10/10,605.07
  6. Step 6: Final answer
    x = 8,412.33

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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.