Home / 1,591.16-2,383.94-1,531.22

Finding the Fourth Proportional to 1,591.16, 2,383.94 and 1,531.22

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Solution

The fourth proportional to 1,591.16, 2,383.94 and 1,531.22 is: 2,294.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591.16 : 2,383.94 = 1,531.22 : x
  2. Step 2: Convert to fraction form
    1,591.16/2,383.94 = 1,531.22/x
  3. Step 3: Cross multiply
    1,591.16x = 2,383.94 × 1,531.22
  4. Step 4: Simplify right side
    1,591.16x = 3,650,336.61
  5. Step 5: Solve for x
    x = 3,650,336.61/1,591.16
  6. Step 6: Final answer
    x = 2,294.14

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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.