Home / 10,610.92-15,898.15-9,685.09

Finding the Fourth Proportional to 10,610.92, 15,898.15 and 9,685.09

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Solution

The fourth proportional to 10,610.92, 15,898.15 and 9,685.09 is: 14,511.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,610.92 : 15,898.15 = 9,685.09 : x
  2. Step 2: Convert to fraction form
    10,610.92/15,898.15 = 9,685.09/x
  3. Step 3: Cross multiply
    10,610.92x = 15,898.15 × 9,685.09
  4. Step 4: Simplify right side
    10,610.92x = 153,975,013.58
  5. Step 5: Solve for x
    x = 153,975,013.58/10,610.92
  6. Step 6: Final answer
    x = 14,511.00

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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.