Home / 12,337.12-17,025.36-6,748

Finding the Fourth Proportional to 12,337.12, 17,025.36 and 6,748

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Solution

The fourth proportional to 12,337.12, 17,025.36 and 6,748 is: 9,312.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.12 : 17,025.36 = 6,748 : x
  2. Step 2: Convert to fraction form
    12,337.12/17,025.36 = 6,748/x
  3. Step 3: Cross multiply
    12,337.12x = 17,025.36 × 6,748
  4. Step 4: Simplify right side
    12,337.12x = 114,887,129.28
  5. Step 5: Solve for x
    x = 114,887,129.28/12,337.12
  6. Step 6: Final answer
    x = 9,312.31

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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.