Home / 4,145.66-5,721.27-2,282.66

Finding the Fourth Proportional to 4,145.66, 5,721.27 and 2,282.66

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Solution

The fourth proportional to 4,145.66, 5,721.27 and 2,282.66 is: 3,150.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.66 : 5,721.27 = 2,282.66 : x
  2. Step 2: Convert to fraction form
    4,145.66/5,721.27 = 2,282.66/x
  3. Step 3: Cross multiply
    4,145.66x = 5,721.27 × 2,282.66
  4. Step 4: Simplify right side
    4,145.66x = 13,059,714.18
  5. Step 5: Solve for x
    x = 13,059,714.18/4,145.66
  6. Step 6: Final answer
    x = 3,150.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.