Home / 2,517.08-3,772.90-1,216.76

Finding the Fourth Proportional to 2,517.08, 3,772.90 and 1,216.76

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Solution

The fourth proportional to 2,517.08, 3,772.90 and 1,216.76 is: 1,823.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.08 : 3,772.90 = 1,216.76 : x
  2. Step 2: Convert to fraction form
    2,517.08/3,772.90 = 1,216.76/x
  3. Step 3: Cross multiply
    2,517.08x = 3,772.90 × 1,216.76
  4. Step 4: Simplify right side
    2,517.08x = 4,590,713.80
  5. Step 5: Solve for x
    x = 4,590,713.80/2,517.08
  6. Step 6: Final answer
    x = 1,823.83

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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.