Home / 5,171.10-7,134.50-2,932.16

Finding the Fourth Proportional to 5,171.10, 7,134.50 and 2,932.16

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Solution

The fourth proportional to 5,171.10, 7,134.50 and 2,932.16 is: 4,045.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.10 : 7,134.50 = 2,932.16 : x
  2. Step 2: Convert to fraction form
    5,171.10/7,134.50 = 2,932.16/x
  3. Step 3: Cross multiply
    5,171.10x = 7,134.50 × 2,932.16
  4. Step 4: Simplify right side
    5,171.10x = 20,919,495.52
  5. Step 5: Solve for x
    x = 20,919,495.52/5,171.10
  6. Step 6: Final answer
    x = 4,045.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.