Home / 2,282.92-3,147.56-1,862.84

Finding the Fourth Proportional to 2,282.92, 3,147.56 and 1,862.84

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Solution

The fourth proportional to 2,282.92, 3,147.56 and 1,862.84 is: 2,568.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.92 : 3,147.56 = 1,862.84 : x
  2. Step 2: Convert to fraction form
    2,282.92/3,147.56 = 1,862.84/x
  3. Step 3: Cross multiply
    2,282.92x = 3,147.56 × 1,862.84
  4. Step 4: Simplify right side
    2,282.92x = 5,863,406.21
  5. Step 5: Solve for x
    x = 5,863,406.21/2,282.92
  6. Step 6: Final answer
    x = 2,568.38

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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.