Home / 8,517.87-11,754.45-4,740.96

Finding the Fourth Proportional to 8,517.87, 11,754.45 and 4,740.96

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Solution

The fourth proportional to 8,517.87, 11,754.45 and 4,740.96 is: 6,542.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.87 : 11,754.45 = 4,740.96 : x
  2. Step 2: Convert to fraction form
    8,517.87/11,754.45 = 4,740.96/x
  3. Step 3: Cross multiply
    8,517.87x = 11,754.45 × 4,740.96
  4. Step 4: Simplify right side
    8,517.87x = 55,727,377.27
  5. Step 5: Solve for x
    x = 55,727,377.27/8,517.87
  6. Step 6: Final answer
    x = 6,542.41

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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.