Home / 11,737.20-16,197.33-6,432.15

Finding the Fourth Proportional to 11,737.20, 16,197.33 and 6,432.15

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Solution

The fourth proportional to 11,737.20, 16,197.33 and 6,432.15 is: 8,876.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,737.20 : 16,197.33 = 6,432.15 : x
  2. Step 2: Convert to fraction form
    11,737.20/16,197.33 = 6,432.15/x
  3. Step 3: Cross multiply
    11,737.20x = 16,197.33 × 6,432.15
  4. Step 4: Simplify right side
    11,737.20x = 104,183,656.16
  5. Step 5: Solve for x
    x = 104,183,656.16/11,737.20
  6. Step 6: Final answer
    x = 8,876.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.