Home / 3,844.16-5,304.77-2,165.55

Finding the Fourth Proportional to 3,844.16, 5,304.77 and 2,165.55

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Solution

The fourth proportional to 3,844.16, 5,304.77 and 2,165.55 is: 2,988.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.16 : 5,304.77 = 2,165.55 : x
  2. Step 2: Convert to fraction form
    3,844.16/5,304.77 = 2,165.55/x
  3. Step 3: Cross multiply
    3,844.16x = 5,304.77 × 2,165.55
  4. Step 4: Simplify right side
    3,844.16x = 11,487,764.09
  5. Step 5: Solve for x
    x = 11,487,764.09/3,844.16
  6. Step 6: Final answer
    x = 2,988.37

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1.5x scale

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.