Home / 5,049.30-7,570.98-2,126.02

Finding the Fourth Proportional to 5,049.30, 7,570.98 and 2,126.02

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Solution

The fourth proportional to 5,049.30, 7,570.98 and 2,126.02 is: 3,187.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.30 : 7,570.98 = 2,126.02 : x
  2. Step 2: Convert to fraction form
    5,049.30/7,570.98 = 2,126.02/x
  3. Step 3: Cross multiply
    5,049.30x = 7,570.98 × 2,126.02
  4. Step 4: Simplify right side
    5,049.30x = 16,096,054.90
  5. Step 5: Solve for x
    x = 16,096,054.90/5,049.30
  6. Step 6: Final answer
    x = 3,187.78

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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.