Home / 4,439.47-6,659.21-1,517.80

Finding the Fourth Proportional to 4,439.47, 6,659.21 and 1,517.80

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Solution

The fourth proportional to 4,439.47, 6,659.21 and 1,517.80 is: 2,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.47 : 6,659.21 = 1,517.80 : x
  2. Step 2: Convert to fraction form
    4,439.47/6,659.21 = 1,517.80/x
  3. Step 3: Cross multiply
    4,439.47x = 6,659.21 × 1,517.80
  4. Step 4: Simplify right side
    4,439.47x = 10,107,348.94
  5. Step 5: Solve for x
    x = 10,107,348.94/4,439.47
  6. Step 6: Final answer
    x = 2,276.70

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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.