Home / 2,480.52-3,721.80-1,181.16

Finding the Fourth Proportional to 2,480.52, 3,721.80 and 1,181.16

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Solution

The fourth proportional to 2,480.52, 3,721.80 and 1,181.16 is: 1,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.52 : 3,721.80 = 1,181.16 : x
  2. Step 2: Convert to fraction form
    2,480.52/3,721.80 = 1,181.16/x
  3. Step 3: Cross multiply
    2,480.52x = 3,721.80 × 1,181.16
  4. Step 4: Simplify right side
    2,480.52x = 4,396,041.29
  5. Step 5: Solve for x
    x = 4,396,041.29/2,480.52
  6. Step 6: Final answer
    x = 1,772.23

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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.