Home / 3,848.16-5,763.84-2,382.72

Finding the Fourth Proportional to 3,848.16, 5,763.84 and 2,382.72

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Solution

The fourth proportional to 3,848.16, 5,763.84 and 2,382.72 is: 3,568.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.16 : 5,763.84 = 2,382.72 : x
  2. Step 2: Convert to fraction form
    3,848.16/5,763.84 = 2,382.72/x
  3. Step 3: Cross multiply
    3,848.16x = 5,763.84 × 2,382.72
  4. Step 4: Simplify right side
    3,848.16x = 13,733,616.84
  5. Step 5: Solve for x
    x = 13,733,616.84/3,848.16
  6. Step 6: Final answer
    x = 3,568.88

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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.