Home / 3,013.11-4,518.63-932.85

Finding the Fourth Proportional to 3,013.11, 4,518.63 and 932.85

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Solution

The fourth proportional to 3,013.11, 4,518.63 and 932.85 is: 1,398.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.11 : 4,518.63 = 932.85 : x
  2. Step 2: Convert to fraction form
    3,013.11/4,518.63 = 932.85/x
  3. Step 3: Cross multiply
    3,013.11x = 4,518.63 × 932.85
  4. Step 4: Simplify right side
    3,013.11x = 4,215,204.00
  5. Step 5: Solve for x
    x = 4,215,204.00/3,013.11
  6. Step 6: Final answer
    x = 1,398.95

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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.