Home / 5,006.41-7,505.56-2,086.90

Finding the Fourth Proportional to 5,006.41, 7,505.56 and 2,086.90

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Solution

The fourth proportional to 5,006.41, 7,505.56 and 2,086.90 is: 3,128.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.41 : 7,505.56 = 2,086.90 : x
  2. Step 2: Convert to fraction form
    5,006.41/7,505.56 = 2,086.90/x
  3. Step 3: Cross multiply
    5,006.41x = 7,505.56 × 2,086.90
  4. Step 4: Simplify right side
    5,006.41x = 15,663,353.16
  5. Step 5: Solve for x
    x = 15,663,353.16/5,006.41
  6. Step 6: Final answer
    x = 3,128.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.