Home / 3,103.13-4,651.97-1,154.88

Finding the Fourth Proportional to 3,103.13, 4,651.97 and 1,154.88

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Solution

The fourth proportional to 3,103.13, 4,651.97 and 1,154.88 is: 1,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.13 : 4,651.97 = 1,154.88 : x
  2. Step 2: Convert to fraction form
    3,103.13/4,651.97 = 1,154.88/x
  3. Step 3: Cross multiply
    3,103.13x = 4,651.97 × 1,154.88
  4. Step 4: Simplify right side
    3,103.13x = 5,372,461.34
  5. Step 5: Solve for x
    x = 5,372,461.34/3,103.13
  6. Step 6: Final answer
    x = 1,731.30

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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.