Home / 1,523.82-2,294.64-1,331.18

Finding the Fourth Proportional to 1,523.82, 2,294.64 and 1,331.18

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Solution

The fourth proportional to 1,523.82, 2,294.64 and 1,331.18 is: 2,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523.82 : 2,294.64 = 1,331.18 : x
  2. Step 2: Convert to fraction form
    1,523.82/2,294.64 = 1,331.18/x
  3. Step 3: Cross multiply
    1,523.82x = 2,294.64 × 1,331.18
  4. Step 4: Simplify right side
    1,523.82x = 3,054,578.88
  5. Step 5: Solve for x
    x = 3,054,578.88/1,523.82
  6. Step 6: Final answer
    x = 2,004.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.