Home / 10,930.04-16,382.10-9,634.04

Finding the Fourth Proportional to 10,930.04, 16,382.10 and 9,634.04

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Solution

The fourth proportional to 10,930.04, 16,382.10 and 9,634.04 is: 14,439.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930.04 : 16,382.10 = 9,634.04 : x
  2. Step 2: Convert to fraction form
    10,930.04/16,382.10 = 9,634.04/x
  3. Step 3: Cross multiply
    10,930.04x = 16,382.10 × 9,634.04
  4. Step 4: Simplify right side
    10,930.04x = 157,825,806.68
  5. Step 5: Solve for x
    x = 157,825,806.68/10,930.04
  6. Step 6: Final answer
    x = 14,439.64

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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.