Home / 3,061.13-4,589.14-1,418.86

Finding the Fourth Proportional to 3,061.13, 4,589.14 and 1,418.86

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Solution

The fourth proportional to 3,061.13, 4,589.14 and 1,418.86 is: 2,127.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.13 : 4,589.14 = 1,418.86 : x
  2. Step 2: Convert to fraction form
    3,061.13/4,589.14 = 1,418.86/x
  3. Step 3: Cross multiply
    3,061.13x = 4,589.14 × 1,418.86
  4. Step 4: Simplify right side
    3,061.13x = 6,511,317.14
  5. Step 5: Solve for x
    x = 6,511,317.14/3,061.13
  6. Step 6: Final answer
    x = 2,127.10

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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.