Home / 10,720.24-16,098.18-7,232.68

Finding the Fourth Proportional to 10,720.24, 16,098.18 and 7,232.68

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Solution

The fourth proportional to 10,720.24, 16,098.18 and 7,232.68 is: 10,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,720.24 : 16,098.18 = 7,232.68 : x
  2. Step 2: Convert to fraction form
    10,720.24/16,098.18 = 7,232.68/x
  3. Step 3: Cross multiply
    10,720.24x = 16,098.18 × 7,232.68
  4. Step 4: Simplify right side
    10,720.24x = 116,432,977.52
  5. Step 5: Solve for x
    x = 116,432,977.52/10,720.24
  6. Step 6: Final answer
    x = 10,861.04

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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.