Home / 2,747.18-4,121.82-1,652.32

Finding the Fourth Proportional to 2,747.18, 4,121.82 and 1,652.32

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Solution

The fourth proportional to 2,747.18, 4,121.82 and 1,652.32 is: 2,479.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.18 : 4,121.82 = 1,652.32 : x
  2. Step 2: Convert to fraction form
    2,747.18/4,121.82 = 1,652.32/x
  3. Step 3: Cross multiply
    2,747.18x = 4,121.82 × 1,652.32
  4. Step 4: Simplify right side
    2,747.18x = 6,810,565.62
  5. Step 5: Solve for x
    x = 6,810,565.62/2,747.18
  6. Step 6: Final answer
    x = 2,479.11

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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.