Home / 3,835.30-5,752.95-3,187.30

Finding the Fourth Proportional to 3,835.30, 5,752.95 and 3,187.30

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Solution

The fourth proportional to 3,835.30, 5,752.95 and 3,187.30 is: 4,780.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.30 : 5,752.95 = 3,187.30 : x
  2. Step 2: Convert to fraction form
    3,835.30/5,752.95 = 3,187.30/x
  3. Step 3: Cross multiply
    3,835.30x = 5,752.95 × 3,187.30
  4. Step 4: Simplify right side
    3,835.30x = 18,336,377.54
  5. Step 5: Solve for x
    x = 18,336,377.54/3,835.30
  6. Step 6: Final answer
    x = 4,780.95

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Similar ratio
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1.5x scale

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.