Home / 3,867.04-5,335.92-2,541.28

Finding the Fourth Proportional to 3,867.04, 5,335.92 and 2,541.28

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Solution

The fourth proportional to 3,867.04, 5,335.92 and 2,541.28 is: 3,506.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.04 : 5,335.92 = 2,541.28 : x
  2. Step 2: Convert to fraction form
    3,867.04/5,335.92 = 2,541.28/x
  3. Step 3: Cross multiply
    3,867.04x = 5,335.92 × 2,541.28
  4. Step 4: Simplify right side
    3,867.04x = 13,560,066.78
  5. Step 5: Solve for x
    x = 13,560,066.78/3,867.04
  6. Step 6: Final answer
    x = 3,506.58

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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.