Home / 3,016.91-4,522.80-1,372.88

Finding the Fourth Proportional to 3,016.91, 4,522.80 and 1,372.88

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Solution

The fourth proportional to 3,016.91, 4,522.80 and 1,372.88 is: 2,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.91 : 4,522.80 = 1,372.88 : x
  2. Step 2: Convert to fraction form
    3,016.91/4,522.80 = 1,372.88/x
  3. Step 3: Cross multiply
    3,016.91x = 4,522.80 × 1,372.88
  4. Step 4: Simplify right side
    3,016.91x = 6,209,261.66
  5. Step 5: Solve for x
    x = 6,209,261.66/3,016.91
  6. Step 6: Final answer
    x = 2,058.15

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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.