Home / 2,454.08-3,679.88-1,136.70

Finding the Fourth Proportional to 2,454.08, 3,679.88 and 1,136.70

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Solution

The fourth proportional to 2,454.08, 3,679.88 and 1,136.70 is: 1,704.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.08 : 3,679.88 = 1,136.70 : x
  2. Step 2: Convert to fraction form
    2,454.08/3,679.88 = 1,136.70/x
  3. Step 3: Cross multiply
    2,454.08x = 3,679.88 × 1,136.70
  4. Step 4: Simplify right side
    2,454.08x = 4,182,904.38
  5. Step 5: Solve for x
    x = 4,182,904.38/2,454.08
  6. Step 6: Final answer
    x = 1,704.47

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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.