Home / 8,909.11-13,363.26-2,335.15

Finding the Fourth Proportional to 8,909.11, 13,363.26 and 2,335.15

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Solution

The fourth proportional to 8,909.11, 13,363.26 and 2,335.15 is: 3,502.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.11 : 13,363.26 = 2,335.15 : x
  2. Step 2: Convert to fraction form
    8,909.11/13,363.26 = 2,335.15/x
  3. Step 3: Cross multiply
    8,909.11x = 13,363.26 × 2,335.15
  4. Step 4: Simplify right side
    8,909.11x = 31,205,216.59
  5. Step 5: Solve for x
    x = 31,205,216.59/8,909.11
  6. Step 6: Final answer
    x = 3,502.62

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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.