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Finding the Fourth Proportional to 8,392.52, 12,580.14 and 4,495.88

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Solution

The fourth proportional to 8,392.52, 12,580.14 and 4,495.88 is: 6,739.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.52 : 12,580.14 = 4,495.88 : x
  2. Step 2: Convert to fraction form
    8,392.52/12,580.14 = 4,495.88/x
  3. Step 3: Cross multiply
    8,392.52x = 12,580.14 × 4,495.88
  4. Step 4: Simplify right side
    8,392.52x = 56,558,799.82
  5. Step 5: Solve for x
    x = 56,558,799.82/8,392.52
  6. Step 6: Final answer
    x = 6,739.19

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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.