Home / 10,574.12-15,861.91-4,248.99

Finding the Fourth Proportional to 10,574.12, 15,861.91 and 4,248.99

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Solution

The fourth proportional to 10,574.12, 15,861.91 and 4,248.99 is: 6,373.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,574.12 : 15,861.91 = 4,248.99 : x
  2. Step 2: Convert to fraction form
    10,574.12/15,861.91 = 4,248.99/x
  3. Step 3: Cross multiply
    10,574.12x = 15,861.91 × 4,248.99
  4. Step 4: Simplify right side
    10,574.12x = 67,397,096.97
  5. Step 5: Solve for x
    x = 67,397,096.97/10,574.12
  6. Step 6: Final answer
    x = 6,373.78

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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.