Home / 12,575.29-17,354.19-6,910.39

Finding the Fourth Proportional to 12,575.29, 17,354.19 and 6,910.39

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Solution

The fourth proportional to 12,575.29, 17,354.19 and 6,910.39 is: 9,536.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575.29 : 17,354.19 = 6,910.39 : x
  2. Step 2: Convert to fraction form
    12,575.29/17,354.19 = 6,910.39/x
  3. Step 3: Cross multiply
    12,575.29x = 17,354.19 × 6,910.39
  4. Step 4: Simplify right side
    12,575.29x = 119,924,221.03
  5. Step 5: Solve for x
    x = 119,924,221.03/12,575.29
  6. Step 6: Final answer
    x = 9,536.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.