Home / 3,844.32-5,768.30-2,287.40

Finding the Fourth Proportional to 3,844.32, 5,768.30 and 2,287.40

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Solution

The fourth proportional to 3,844.32, 5,768.30 and 2,287.40 is: 3,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.32 : 5,768.30 = 2,287.40 : x
  2. Step 2: Convert to fraction form
    3,844.32/5,768.30 = 2,287.40/x
  3. Step 3: Cross multiply
    3,844.32x = 5,768.30 × 2,287.40
  4. Step 4: Simplify right side
    3,844.32x = 13,194,369.14
  5. Step 5: Solve for x
    x = 13,194,369.14/3,844.32
  6. Step 6: Final answer
    x = 3,432.18

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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.