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Finding the Fourth Proportional to 8,836.32, 13,254.72 and 4,732.32

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Solution

The fourth proportional to 8,836.32, 13,254.72 and 4,732.32 is: 7,098.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.32 : 13,254.72 = 4,732.32 : x
  2. Step 2: Convert to fraction form
    8,836.32/13,254.72 = 4,732.32/x
  3. Step 3: Cross multiply
    8,836.32x = 13,254.72 × 4,732.32
  4. Step 4: Simplify right side
    8,836.32x = 62,725,576.55
  5. Step 5: Solve for x
    x = 62,725,576.55/8,836.32
  6. Step 6: Final answer
    x = 7,098.61

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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.