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Finding the Fourth Proportional to 12,337.39, 17,025.57 and 6,748.39

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Solution

The fourth proportional to 12,337.39, 17,025.57 and 6,748.39 is: 9,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.39 : 17,025.57 = 6,748.39 : x
  2. Step 2: Convert to fraction form
    12,337.39/17,025.57 = 6,748.39/x
  3. Step 3: Cross multiply
    12,337.39x = 17,025.57 × 6,748.39
  4. Step 4: Simplify right side
    12,337.39x = 114,895,186.33
  5. Step 5: Solve for x
    x = 114,895,186.33/12,337.39
  6. Step 6: Final answer
    x = 9,312.76

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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.