Home / 3,102.13-4,654.67-1,254.52

Finding the Fourth Proportional to 3,102.13, 4,654.67 and 1,254.52

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Solution

The fourth proportional to 3,102.13, 4,654.67 and 1,254.52 is: 1,882.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102.13 : 4,654.67 = 1,254.52 : x
  2. Step 2: Convert to fraction form
    3,102.13/4,654.67 = 1,254.52/x
  3. Step 3: Cross multiply
    3,102.13x = 4,654.67 × 1,254.52
  4. Step 4: Simplify right side
    3,102.13x = 5,839,376.15
  5. Step 5: Solve for x
    x = 5,839,376.15/3,102.13
  6. Step 6: Final answer
    x = 1,882.38

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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.