Home / 3,376.38-4,659.34-1,959.98

Finding the Fourth Proportional to 3,376.38, 4,659.34 and 1,959.98

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Solution

The fourth proportional to 3,376.38, 4,659.34 and 1,959.98 is: 2,704.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.38 : 4,659.34 = 1,959.98 : x
  2. Step 2: Convert to fraction form
    3,376.38/4,659.34 = 1,959.98/x
  3. Step 3: Cross multiply
    3,376.38x = 4,659.34 × 1,959.98
  4. Step 4: Simplify right side
    3,376.38x = 9,132,213.21
  5. Step 5: Solve for x
    x = 9,132,213.21/3,376.38
  6. Step 6: Final answer
    x = 2,704.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.