Home / 3,532.28-4,874.46-1,960.40

Finding the Fourth Proportional to 3,532.28, 4,874.46 and 1,960.40

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Solution

The fourth proportional to 3,532.28, 4,874.46 and 1,960.40 is: 2,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.28 : 4,874.46 = 1,960.40 : x
  2. Step 2: Convert to fraction form
    3,532.28/4,874.46 = 1,960.40/x
  3. Step 3: Cross multiply
    3,532.28x = 4,874.46 × 1,960.40
  4. Step 4: Simplify right side
    3,532.28x = 9,555,891.38
  5. Step 5: Solve for x
    x = 9,555,891.38/3,532.28
  6. Step 6: Final answer
    x = 2,705.30

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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.