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Finding the Fourth Proportional to 11,092.52, 15,307.14 and 6,375.72

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Solution

The fourth proportional to 11,092.52, 15,307.14 and 6,375.72 is: 8,798.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092.52 : 15,307.14 = 6,375.72 : x
  2. Step 2: Convert to fraction form
    11,092.52/15,307.14 = 6,375.72/x
  3. Step 3: Cross multiply
    11,092.52x = 15,307.14 × 6,375.72
  4. Step 4: Simplify right side
    11,092.52x = 97,594,038.64
  5. Step 5: Solve for x
    x = 97,594,038.64/11,092.52
  6. Step 6: Final answer
    x = 8,798.18

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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.