Home / 5,472.23-8,197.88-3,617.87

Finding the Fourth Proportional to 5,472.23, 8,197.88 and 3,617.87

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Solution

The fourth proportional to 5,472.23, 8,197.88 and 3,617.87 is: 5,419.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.23 : 8,197.88 = 3,617.87 : x
  2. Step 2: Convert to fraction form
    5,472.23/8,197.88 = 3,617.87/x
  3. Step 3: Cross multiply
    5,472.23x = 8,197.88 × 3,617.87
  4. Step 4: Simplify right side
    5,472.23x = 29,658,805.04
  5. Step 5: Solve for x
    x = 29,658,805.04/5,472.23
  6. Step 6: Final answer
    x = 5,419.88

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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.