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Finding the Fourth Proportional to 7,061.77, 10,593.06 and 2,679.13

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Solution

The fourth proportional to 7,061.77, 10,593.06 and 2,679.13 is: 4,018.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,061.77 : 10,593.06 = 2,679.13 : x
  2. Step 2: Convert to fraction form
    7,061.77/10,593.06 = 2,679.13/x
  3. Step 3: Cross multiply
    7,061.77x = 10,593.06 × 2,679.13
  4. Step 4: Simplify right side
    7,061.77x = 28,380,184.84
  5. Step 5: Solve for x
    x = 28,380,184.84/7,061.77
  6. Step 6: Final answer
    x = 4,018.85

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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.