Home / 5,103.14-7,047.27-4,397.90

Finding the Fourth Proportional to 5,103.14, 7,047.27 and 4,397.90

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Solution

The fourth proportional to 5,103.14, 7,047.27 and 4,397.90 is: 6,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.14 : 7,047.27 = 4,397.90 : x
  2. Step 2: Convert to fraction form
    5,103.14/7,047.27 = 4,397.90/x
  3. Step 3: Cross multiply
    5,103.14x = 7,047.27 × 4,397.90
  4. Step 4: Simplify right side
    5,103.14x = 30,993,188.73
  5. Step 5: Solve for x
    x = 30,993,188.73/5,103.14
  6. Step 6: Final answer
    x = 6,073.36

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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.