Home / 11,046.48-16,569.72-7,148.76

Finding the Fourth Proportional to 11,046.48, 16,569.72 and 7,148.76

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Solution

The fourth proportional to 11,046.48, 16,569.72 and 7,148.76 is: 10,723.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,046.48 : 16,569.72 = 7,148.76 : x
  2. Step 2: Convert to fraction form
    11,046.48/16,569.72 = 7,148.76/x
  3. Step 3: Cross multiply
    11,046.48x = 16,569.72 × 7,148.76
  4. Step 4: Simplify right side
    11,046.48x = 118,452,951.55
  5. Step 5: Solve for x
    x = 118,452,951.55/11,046.48
  6. Step 6: Final answer
    x = 10,723.14

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.