Home / 9,132.52-12,602.88-4,940.76

Finding the Fourth Proportional to 9,132.52, 12,602.88 and 4,940.76

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Solution

The fourth proportional to 9,132.52, 12,602.88 and 4,940.76 is: 6,818.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.52 : 12,602.88 = 4,940.76 : x
  2. Step 2: Convert to fraction form
    9,132.52/12,602.88 = 4,940.76/x
  3. Step 3: Cross multiply
    9,132.52x = 12,602.88 × 4,940.76
  4. Step 4: Simplify right side
    9,132.52x = 62,267,805.39
  5. Step 5: Solve for x
    x = 62,267,805.39/9,132.52
  6. Step 6: Final answer
    x = 6,818.25

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Half scale
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Double scale
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Similar ratio
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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.