Home / 7,418.66-10,237.91-4,061.61

Finding the Fourth Proportional to 7,418.66, 10,237.91 and 4,061.61

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Solution

The fourth proportional to 7,418.66, 10,237.91 and 4,061.61 is: 5,605.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.66 : 10,237.91 = 4,061.61 : x
  2. Step 2: Convert to fraction form
    7,418.66/10,237.91 = 4,061.61/x
  3. Step 3: Cross multiply
    7,418.66x = 10,237.91 × 4,061.61
  4. Step 4: Simplify right side
    7,418.66x = 41,582,377.33
  5. Step 5: Solve for x
    x = 41,582,377.33/7,418.66
  6. Step 6: Final answer
    x = 5,605.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.