Home / 3,488.91-5,233.83-1,267.92

Finding the Fourth Proportional to 3,488.91, 5,233.83 and 1,267.92

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Solution

The fourth proportional to 3,488.91, 5,233.83 and 1,267.92 is: 1,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.91 : 5,233.83 = 1,267.92 : x
  2. Step 2: Convert to fraction form
    3,488.91/5,233.83 = 1,267.92/x
  3. Step 3: Cross multiply
    3,488.91x = 5,233.83 × 1,267.92
  4. Step 4: Simplify right side
    3,488.91x = 6,636,077.73
  5. Step 5: Solve for x
    x = 6,636,077.73/3,488.91
  6. Step 6: Final answer
    x = 1,902.05

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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.