Home / 5,046.60-7,570.98-2,126.28

Finding the Fourth Proportional to 5,046.60, 7,570.98 and 2,126.28

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Solution

The fourth proportional to 5,046.60, 7,570.98 and 2,126.28 is: 3,189.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.60 : 7,570.98 = 2,126.28 : x
  2. Step 2: Convert to fraction form
    5,046.60/7,570.98 = 2,126.28/x
  3. Step 3: Cross multiply
    5,046.60x = 7,570.98 × 2,126.28
  4. Step 4: Simplify right side
    5,046.60x = 16,098,023.35
  5. Step 5: Solve for x
    x = 16,098,023.35/5,046.60
  6. Step 6: Final answer
    x = 3,189.88

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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.