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Finding the Fourth Proportional to 7,294.49, 10,939.43 and 2,363.10

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Solution

The fourth proportional to 7,294.49, 10,939.43 and 2,363.10 is: 3,543.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.49 : 10,939.43 = 2,363.10 : x
  2. Step 2: Convert to fraction form
    7,294.49/10,939.43 = 2,363.10/x
  3. Step 3: Cross multiply
    7,294.49x = 10,939.43 × 2,363.10
  4. Step 4: Simplify right side
    7,294.49x = 25,850,955.22
  5. Step 5: Solve for x
    x = 25,850,955.22/7,294.49
  6. Step 6: Final answer
    x = 3,543.90

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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.