Home / 11,737.16-16,197.66-6,431.97

Finding the Fourth Proportional to 11,737.16, 16,197.66 and 6,431.97

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Solution

The fourth proportional to 11,737.16, 16,197.66 and 6,431.97 is: 8,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,737.16 : 16,197.66 = 6,431.97 : x
  2. Step 2: Convert to fraction form
    11,737.16/16,197.66 = 6,431.97/x
  3. Step 3: Cross multiply
    11,737.16x = 16,197.66 × 6,431.97
  4. Step 4: Simplify right side
    11,737.16x = 104,182,863.19
  5. Step 5: Solve for x
    x = 104,182,863.19/11,737.16
  6. Step 6: Final answer
    x = 8,876.33

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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.