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Finding the Fourth Proportional to 8,773.14, 13,159.77 and 3,508.59

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Solution

The fourth proportional to 8,773.14, 13,159.77 and 3,508.59 is: 5,262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773.14 : 13,159.77 = 3,508.59 : x
  2. Step 2: Convert to fraction form
    8,773.14/13,159.77 = 3,508.59/x
  3. Step 3: Cross multiply
    8,773.14x = 13,159.77 × 3,508.59
  4. Step 4: Simplify right side
    8,773.14x = 46,172,237.42
  5. Step 5: Solve for x
    x = 46,172,237.42/8,773.14
  6. Step 6: Final answer
    x = 5,262.91

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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.