Home / 9,882.80-14,811.13-5,921.29

Finding the Fourth Proportional to 9,882.80, 14,811.13 and 5,921.29

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Solution

The fourth proportional to 9,882.80, 14,811.13 and 5,921.29 is: 8,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,882.80 : 14,811.13 = 5,921.29 : x
  2. Step 2: Convert to fraction form
    9,882.80/14,811.13 = 5,921.29/x
  3. Step 3: Cross multiply
    9,882.80x = 14,811.13 × 5,921.29
  4. Step 4: Simplify right side
    9,882.80x = 87,700,995.96
  5. Step 5: Solve for x
    x = 87,700,995.96/9,882.80
  6. Step 6: Final answer
    x = 8,874.10

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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.