Home / 2,825.42-4,240.18-2,132.94

Finding the Fourth Proportional to 2,825.42, 4,240.18 and 2,132.94

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Solution

The fourth proportional to 2,825.42, 4,240.18 and 2,132.94 is: 3,200.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.42 : 4,240.18 = 2,132.94 : x
  2. Step 2: Convert to fraction form
    2,825.42/4,240.18 = 2,132.94/x
  3. Step 3: Cross multiply
    2,825.42x = 4,240.18 × 2,132.94
  4. Step 4: Simplify right side
    2,825.42x = 9,044,049.53
  5. Step 5: Solve for x
    x = 9,044,049.53/2,825.42
  6. Step 6: Final answer
    x = 3,200.96

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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.