Home / 10,207.46-15,285.26-8,151.14

Finding the Fourth Proportional to 10,207.46, 15,285.26 and 8,151.14

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Solution

The fourth proportional to 10,207.46, 15,285.26 and 8,151.14 is: 12,206.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.46 : 15,285.26 = 8,151.14 : x
  2. Step 2: Convert to fraction form
    10,207.46/15,285.26 = 8,151.14/x
  3. Step 3: Cross multiply
    10,207.46x = 15,285.26 × 8,151.14
  4. Step 4: Simplify right side
    10,207.46x = 124,592,294.20
  5. Step 5: Solve for x
    x = 124,592,294.20/10,207.46
  6. Step 6: Final answer
    x = 12,206.00

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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.