Home / 12,541.68-17,307.16-6,876.52

Finding the Fourth Proportional to 12,541.68, 17,307.16 and 6,876.52

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Solution

The fourth proportional to 12,541.68, 17,307.16 and 6,876.52 is: 9,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.68 : 17,307.16 = 6,876.52 : x
  2. Step 2: Convert to fraction form
    12,541.68/17,307.16 = 6,876.52/x
  3. Step 3: Cross multiply
    12,541.68x = 17,307.16 × 6,876.52
  4. Step 4: Simplify right side
    12,541.68x = 119,013,031.88
  5. Step 5: Solve for x
    x = 119,013,031.88/12,541.68
  6. Step 6: Final answer
    x = 9,489.40

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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.