Home / 8,737.31-12,057.53-5,200.65

Finding the Fourth Proportional to 8,737.31, 12,057.53 and 5,200.65

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Solution

The fourth proportional to 8,737.31, 12,057.53 and 5,200.65 is: 7,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.31 : 12,057.53 = 5,200.65 : x
  2. Step 2: Convert to fraction form
    8,737.31/12,057.53 = 5,200.65/x
  3. Step 3: Cross multiply
    8,737.31x = 12,057.53 × 5,200.65
  4. Step 4: Simplify right side
    8,737.31x = 62,707,006.40
  5. Step 5: Solve for x
    x = 62,707,006.40/8,737.31
  6. Step 6: Final answer
    x = 7,176.92

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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.