Home / 5,331.27-7,359.02-3,447.75

Finding the Fourth Proportional to 5,331.27, 7,359.02 and 3,447.75

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Solution

The fourth proportional to 5,331.27, 7,359.02 and 3,447.75 is: 4,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.27 : 7,359.02 = 3,447.75 : x
  2. Step 2: Convert to fraction form
    5,331.27/7,359.02 = 3,447.75/x
  3. Step 3: Cross multiply
    5,331.27x = 7,359.02 × 3,447.75
  4. Step 4: Simplify right side
    5,331.27x = 25,372,061.21
  5. Step 5: Solve for x
    x = 25,372,061.21/5,331.27
  6. Step 6: Final answer
    x = 4,759.10

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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.