Home / 8,805.17-13,209.82-2,565.30

Finding the Fourth Proportional to 8,805.17, 13,209.82 and 2,565.30

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Solution

The fourth proportional to 8,805.17, 13,209.82 and 2,565.30 is: 3,848.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805.17 : 13,209.82 = 2,565.30 : x
  2. Step 2: Convert to fraction form
    8,805.17/13,209.82 = 2,565.30/x
  3. Step 3: Cross multiply
    8,805.17x = 13,209.82 × 2,565.30
  4. Step 4: Simplify right side
    8,805.17x = 33,887,194.37
  5. Step 5: Solve for x
    x = 33,887,194.37/8,805.17
  6. Step 6: Final answer
    x = 3,848.56

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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.