Home / 2,257.88-3,389.65-1,334.07

Finding the Fourth Proportional to 2,257.88, 3,389.65 and 1,334.07

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Solution

The fourth proportional to 2,257.88, 3,389.65 and 1,334.07 is: 2,002.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.88 : 3,389.65 = 1,334.07 : x
  2. Step 2: Convert to fraction form
    2,257.88/3,389.65 = 1,334.07/x
  3. Step 3: Cross multiply
    2,257.88x = 3,389.65 × 1,334.07
  4. Step 4: Simplify right side
    2,257.88x = 4,522,027.04
  5. Step 5: Solve for x
    x = 4,522,027.04/2,257.88
  6. Step 6: Final answer
    x = 2,002.78

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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.