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Finding the Fourth Proportional to 8,353.66, 12,532.95 and 2,511.16

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Solution

The fourth proportional to 8,353.66, 12,532.95 and 2,511.16 is: 3,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353.66 : 12,532.95 = 2,511.16 : x
  2. Step 2: Convert to fraction form
    8,353.66/12,532.95 = 2,511.16/x
  3. Step 3: Cross multiply
    8,353.66x = 12,532.95 × 2,511.16
  4. Step 4: Simplify right side
    8,353.66x = 31,472,242.72
  5. Step 5: Solve for x
    x = 31,472,242.72/8,353.66
  6. Step 6: Final answer
    x = 3,767.48

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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.