Home / 7,837.98-11,753.11-3,884.70

Finding the Fourth Proportional to 7,837.98, 11,753.11 and 3,884.70

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Solution

The fourth proportional to 7,837.98, 11,753.11 and 3,884.70 is: 5,825.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.98 : 11,753.11 = 3,884.70 : x
  2. Step 2: Convert to fraction form
    7,837.98/11,753.11 = 3,884.70/x
  3. Step 3: Cross multiply
    7,837.98x = 11,753.11 × 3,884.70
  4. Step 4: Simplify right side
    7,837.98x = 45,657,306.42
  5. Step 5: Solve for x
    x = 45,657,306.42/7,837.98
  6. Step 6: Final answer
    x = 5,825.14

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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.