Home / 3,016.80-4,521.38-1,627.29

Finding the Fourth Proportional to 3,016.80, 4,521.38 and 1,627.29

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Solution

The fourth proportional to 3,016.80, 4,521.38 and 1,627.29 is: 2,438.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.80 : 4,521.38 = 1,627.29 : x
  2. Step 2: Convert to fraction form
    3,016.80/4,521.38 = 1,627.29/x
  3. Step 3: Cross multiply
    3,016.80x = 4,521.38 × 1,627.29
  4. Step 4: Simplify right side
    3,016.80x = 7,357,588.32
  5. Step 5: Solve for x
    x = 7,357,588.32/3,016.80
  6. Step 6: Final answer
    x = 2,438.87

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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.