Home / 3,336.68-5,000.91-1,872.75

Finding the Fourth Proportional to 3,336.68, 5,000.91 and 1,872.75

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Solution

The fourth proportional to 3,336.68, 5,000.91 and 1,872.75 is: 2,806.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.68 : 5,000.91 = 1,872.75 : x
  2. Step 2: Convert to fraction form
    3,336.68/5,000.91 = 1,872.75/x
  3. Step 3: Cross multiply
    3,336.68x = 5,000.91 × 1,872.75
  4. Step 4: Simplify right side
    3,336.68x = 9,365,454.20
  5. Step 5: Solve for x
    x = 9,365,454.20/3,336.68
  6. Step 6: Final answer
    x = 2,806.82

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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.