Home / 3,951.02-5,924.36-2,102.88

Finding the Fourth Proportional to 3,951.02, 5,924.36 and 2,102.88

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Solution

The fourth proportional to 3,951.02, 5,924.36 and 2,102.88 is: 3,153.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.02 : 5,924.36 = 2,102.88 : x
  2. Step 2: Convert to fraction form
    3,951.02/5,924.36 = 2,102.88/x
  3. Step 3: Cross multiply
    3,951.02x = 5,924.36 × 2,102.88
  4. Step 4: Simplify right side
    3,951.02x = 12,458,218.16
  5. Step 5: Solve for x
    x = 12,458,218.16/3,951.02
  6. Step 6: Final answer
    x = 3,153.17

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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.