Home / 9,005.91-13,508.87-2,432.09

Finding the Fourth Proportional to 9,005.91, 13,508.87 and 2,432.09

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Solution

The fourth proportional to 9,005.91, 13,508.87 and 2,432.09 is: 3,648.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.91 : 13,508.87 = 2,432.09 : x
  2. Step 2: Convert to fraction form
    9,005.91/13,508.87 = 2,432.09/x
  3. Step 3: Cross multiply
    9,005.91x = 13,508.87 × 2,432.09
  4. Step 4: Simplify right side
    9,005.91x = 32,854,787.64
  5. Step 5: Solve for x
    x = 32,854,787.64/9,005.91
  6. Step 6: Final answer
    x = 3,648.14

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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.