Home / 3,766.20-5,193.97-2,570.64

Finding the Fourth Proportional to 3,766.20, 5,193.97 and 2,570.64

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Solution

The fourth proportional to 3,766.20, 5,193.97 and 2,570.64 is: 3,545.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.20 : 5,193.97 = 2,570.64 : x
  2. Step 2: Convert to fraction form
    3,766.20/5,193.97 = 2,570.64/x
  3. Step 3: Cross multiply
    3,766.20x = 5,193.97 × 2,570.64
  4. Step 4: Simplify right side
    3,766.20x = 13,351,820.61
  5. Step 5: Solve for x
    x = 13,351,820.61/3,766.20
  6. Step 6: Final answer
    x = 3,545.17

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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.