Home / 9,950.68-13,731.16-5,861.84

Finding the Fourth Proportional to 9,950.68, 13,731.16 and 5,861.84

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Solution

The fourth proportional to 9,950.68, 13,731.16 and 5,861.84 is: 8,088.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,950.68 : 13,731.16 = 5,861.84 : x
  2. Step 2: Convert to fraction form
    9,950.68/13,731.16 = 5,861.84/x
  3. Step 3: Cross multiply
    9,950.68x = 13,731.16 × 5,861.84
  4. Step 4: Simplify right side
    9,950.68x = 80,489,862.93
  5. Step 5: Solve for x
    x = 80,489,862.93/9,950.68
  6. Step 6: Final answer
    x = 8,088.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.