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Finding the Fourth Proportional to 7,058.95, 10,589.10 and 2,617.81

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Solution

The fourth proportional to 7,058.95, 10,589.10 and 2,617.81 is: 3,926.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,058.95 : 10,589.10 = 2,617.81 : x
  2. Step 2: Convert to fraction form
    7,058.95/10,589.10 = 2,617.81/x
  3. Step 3: Cross multiply
    7,058.95x = 10,589.10 × 2,617.81
  4. Step 4: Simplify right side
    7,058.95x = 27,720,251.87
  5. Step 5: Solve for x
    x = 27,720,251.87/7,058.95
  6. Step 6: Final answer
    x = 3,926.97

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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.