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Finding the Fourth Proportional to 7,241.50, 10,864.13 and 2,047.38

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Solution

The fourth proportional to 7,241.50, 10,864.13 and 2,047.38 is: 3,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.50 : 10,864.13 = 2,047.38 : x
  2. Step 2: Convert to fraction form
    7,241.50/10,864.13 = 2,047.38/x
  3. Step 3: Cross multiply
    7,241.50x = 10,864.13 × 2,047.38
  4. Step 4: Simplify right side
    7,241.50x = 22,243,002.48
  5. Step 5: Solve for x
    x = 22,243,002.48/7,241.50
  6. Step 6: Final answer
    x = 3,071.60

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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.