Home / 8,565.13-12,849.85-2,409.13

Finding the Fourth Proportional to 8,565.13, 12,849.85 and 2,409.13

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Solution

The fourth proportional to 8,565.13, 12,849.85 and 2,409.13 is: 3,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.13 : 12,849.85 = 2,409.13 : x
  2. Step 2: Convert to fraction form
    8,565.13/12,849.85 = 2,409.13/x
  3. Step 3: Cross multiply
    8,565.13x = 12,849.85 × 2,409.13
  4. Step 4: Simplify right side
    8,565.13x = 30,956,959.13
  5. Step 5: Solve for x
    x = 30,956,959.13/8,565.13
  6. Step 6: Final answer
    x = 3,614.30

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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.