Home / 8,732.92-13,099.39-2,159.01

Finding the Fourth Proportional to 8,732.92, 13,099.39 and 2,159.01

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Solution

The fourth proportional to 8,732.92, 13,099.39 and 2,159.01 is: 3,238.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732.92 : 13,099.39 = 2,159.01 : x
  2. Step 2: Convert to fraction form
    8,732.92/13,099.39 = 2,159.01/x
  3. Step 3: Cross multiply
    8,732.92x = 13,099.39 × 2,159.01
  4. Step 4: Simplify right side
    8,732.92x = 28,281,714.00
  5. Step 5: Solve for x
    x = 28,281,714.00/8,732.92
  6. Step 6: Final answer
    x = 3,238.52

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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.