Home / 3,752.76-5,631.82-1,806.04

Finding the Fourth Proportional to 3,752.76, 5,631.82 and 1,806.04

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Solution

The fourth proportional to 3,752.76, 5,631.82 and 1,806.04 is: 2,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.76 : 5,631.82 = 1,806.04 : x
  2. Step 2: Convert to fraction form
    3,752.76/5,631.82 = 1,806.04/x
  3. Step 3: Cross multiply
    3,752.76x = 5,631.82 × 1,806.04
  4. Step 4: Simplify right side
    3,752.76x = 10,171,292.19
  5. Step 5: Solve for x
    x = 10,171,292.19/3,752.76
  6. Step 6: Final answer
    x = 2,710.35

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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.