Home / 8,732.32-13,098.56-2,158.48

Finding the Fourth Proportional to 8,732.32, 13,098.56 and 2,158.48

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Solution

The fourth proportional to 8,732.32, 13,098.56 and 2,158.48 is: 3,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732.32 : 13,098.56 = 2,158.48 : x
  2. Step 2: Convert to fraction form
    8,732.32/13,098.56 = 2,158.48/x
  3. Step 3: Cross multiply
    8,732.32x = 13,098.56 × 2,158.48
  4. Step 4: Simplify right side
    8,732.32x = 28,272,979.79
  5. Step 5: Solve for x
    x = 28,272,979.79/8,732.32
  6. Step 6: Final answer
    x = 3,237.74

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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.