Home / 1,522.41-2,272.60-1,337.88

Finding the Fourth Proportional to 1,522.41, 2,272.60 and 1,337.88

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Solution

The fourth proportional to 1,522.41, 2,272.60 and 1,337.88 is: 1,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.41 : 2,272.60 = 1,337.88 : x
  2. Step 2: Convert to fraction form
    1,522.41/2,272.60 = 1,337.88/x
  3. Step 3: Cross multiply
    1,522.41x = 2,272.60 × 1,337.88
  4. Step 4: Simplify right side
    1,522.41x = 3,040,466.09
  5. Step 5: Solve for x
    x = 3,040,466.09/1,522.41
  6. Step 6: Final answer
    x = 1,997.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.