Home / 3,545.28-4,891.62-2,052.90

Finding the Fourth Proportional to 3,545.28, 4,891.62 and 2,052.90

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Solution

The fourth proportional to 3,545.28, 4,891.62 and 2,052.90 is: 2,832.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.28 : 4,891.62 = 2,052.90 : x
  2. Step 2: Convert to fraction form
    3,545.28/4,891.62 = 2,052.90/x
  3. Step 3: Cross multiply
    3,545.28x = 4,891.62 × 2,052.90
  4. Step 4: Simplify right side
    3,545.28x = 10,042,006.70
  5. Step 5: Solve for x
    x = 10,042,006.70/3,545.28
  6. Step 6: Final answer
    x = 2,832.50

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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.