Home / 3,240.87-4,862.24-1,049.55

Finding the Fourth Proportional to 3,240.87, 4,862.24 and 1,049.55

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Solution

The fourth proportional to 3,240.87, 4,862.24 and 1,049.55 is: 1,574.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.87 : 4,862.24 = 1,049.55 : x
  2. Step 2: Convert to fraction form
    3,240.87/4,862.24 = 1,049.55/x
  3. Step 3: Cross multiply
    3,240.87x = 4,862.24 × 1,049.55
  4. Step 4: Simplify right side
    3,240.87x = 5,103,163.99
  5. Step 5: Solve for x
    x = 5,103,163.99/3,240.87
  6. Step 6: Final answer
    x = 1,574.63

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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.