Home / 1,584.55-2,377.10-610.80

Finding the Fourth Proportional to 1,584.55, 2,377.10 and 610.80

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Solution

The fourth proportional to 1,584.55, 2,377.10 and 610.80 is: 916.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584.55 : 2,377.10 = 610.80 : x
  2. Step 2: Convert to fraction form
    1,584.55/2,377.10 = 610.80/x
  3. Step 3: Cross multiply
    1,584.55x = 2,377.10 × 610.80
  4. Step 4: Simplify right side
    1,584.55x = 1,451,932.68
  5. Step 5: Solve for x
    x = 1,451,932.68/1,584.55
  6. Step 6: Final answer
    x = 916.31

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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.