Home / 3,844.30-5,304.74-2,165.44

Finding the Fourth Proportional to 3,844.30, 5,304.74 and 2,165.44

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Solution

The fourth proportional to 3,844.30, 5,304.74 and 2,165.44 is: 2,988.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.30 : 5,304.74 = 2,165.44 : x
  2. Step 2: Convert to fraction form
    3,844.30/5,304.74 = 2,165.44/x
  3. Step 3: Cross multiply
    3,844.30x = 5,304.74 × 2,165.44
  4. Step 4: Simplify right side
    3,844.30x = 11,487,096.19
  5. Step 5: Solve for x
    x = 11,487,096.19/3,844.30
  6. Step 6: Final answer
    x = 2,988.09

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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.