Home / 1,531.22-2,296.82-376.97

Finding the Fourth Proportional to 1,531.22, 2,296.82 and 376.97

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Solution

The fourth proportional to 1,531.22, 2,296.82 and 376.97 is: 565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531.22 : 2,296.82 = 376.97 : x
  2. Step 2: Convert to fraction form
    1,531.22/2,296.82 = 376.97/x
  3. Step 3: Cross multiply
    1,531.22x = 2,296.82 × 376.97
  4. Step 4: Simplify right side
    1,531.22x = 865,818.87
  5. Step 5: Solve for x
    x = 865,818.87/1,531.22
  6. Step 6: Final answer
    x = 565.45

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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.