Home / 3,103.76-4,654.40-1,254.52

Finding the Fourth Proportional to 3,103.76, 4,654.40 and 1,254.52

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Solution

The fourth proportional to 3,103.76, 4,654.40 and 1,254.52 is: 1,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.76 : 4,654.40 = 1,254.52 : x
  2. Step 2: Convert to fraction form
    3,103.76/4,654.40 = 1,254.52/x
  3. Step 3: Cross multiply
    3,103.76x = 4,654.40 × 1,254.52
  4. Step 4: Simplify right side
    3,103.76x = 5,839,037.89
  5. Step 5: Solve for x
    x = 5,839,037.89/3,103.76
  6. Step 6: Final answer
    x = 1,881.28

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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.