Home / 5,147.55-7,098.28-4,403.97

Finding the Fourth Proportional to 5,147.55, 7,098.28 and 4,403.97

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Solution

The fourth proportional to 5,147.55, 7,098.28 and 4,403.97 is: 6,072.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147.55 : 7,098.28 = 4,403.97 : x
  2. Step 2: Convert to fraction form
    5,147.55/7,098.28 = 4,403.97/x
  3. Step 3: Cross multiply
    5,147.55x = 7,098.28 × 4,403.97
  4. Step 4: Simplify right side
    5,147.55x = 31,260,601.16
  5. Step 5: Solve for x
    x = 31,260,601.16/5,147.55
  6. Step 6: Final answer
    x = 6,072.91

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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.