Home / 2,522.94-3,481.28-1,403.90

Finding the Fourth Proportional to 2,522.94, 3,481.28 and 1,403.90

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Solution

The fourth proportional to 2,522.94, 3,481.28 and 1,403.90 is: 1,937.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.94 : 3,481.28 = 1,403.90 : x
  2. Step 2: Convert to fraction form
    2,522.94/3,481.28 = 1,403.90/x
  3. Step 3: Cross multiply
    2,522.94x = 3,481.28 × 1,403.90
  4. Step 4: Simplify right side
    2,522.94x = 4,887,344.57
  5. Step 5: Solve for x
    x = 4,887,344.57/2,522.94
  6. Step 6: Final answer
    x = 1,937.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.