Home / 5,171.18-7,134.10-3,600.18

Finding the Fourth Proportional to 5,171.18, 7,134.10 and 3,600.18

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Solution

The fourth proportional to 5,171.18, 7,134.10 and 3,600.18 is: 4,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.18 : 7,134.10 = 3,600.18 : x
  2. Step 2: Convert to fraction form
    5,171.18/7,134.10 = 3,600.18/x
  3. Step 3: Cross multiply
    5,171.18x = 7,134.10 × 3,600.18
  4. Step 4: Simplify right side
    5,171.18x = 25,684,035.14
  5. Step 5: Solve for x
    x = 25,684,035.14/5,171.18
  6. Step 6: Final answer
    x = 4,966.77

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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.