Home / 2,454.24-3,678.44-1,136.15

Finding the Fourth Proportional to 2,454.24, 3,678.44 and 1,136.15

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Solution

The fourth proportional to 2,454.24, 3,678.44 and 1,136.15 is: 1,702.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.24 : 3,678.44 = 1,136.15 : x
  2. Step 2: Convert to fraction form
    2,454.24/3,678.44 = 1,136.15/x
  3. Step 3: Cross multiply
    2,454.24x = 3,678.44 × 1,136.15
  4. Step 4: Simplify right side
    2,454.24x = 4,179,259.61
  5. Step 5: Solve for x
    x = 4,179,259.61/2,454.24
  6. Step 6: Final answer
    x = 1,702.87

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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.