Home / 11,701.32-16,158.66-7,516.92

Finding the Fourth Proportional to 11,701.32, 16,158.66 and 7,516.92

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Solution

The fourth proportional to 11,701.32, 16,158.66 and 7,516.92 is: 10,380.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701.32 : 16,158.66 = 7,516.92 : x
  2. Step 2: Convert to fraction form
    11,701.32/16,158.66 = 7,516.92/x
  3. Step 3: Cross multiply
    11,701.32x = 16,158.66 × 7,516.92
  4. Step 4: Simplify right side
    11,701.32x = 121,463,354.53
  5. Step 5: Solve for x
    x = 121,463,354.53/11,701.32
  6. Step 6: Final answer
    x = 10,380.31

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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.