Home / 3,117.28-4,299.04-2,452.94

Finding the Fourth Proportional to 3,117.28, 4,299.04 and 2,452.94

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Solution

The fourth proportional to 3,117.28, 4,299.04 and 2,452.94 is: 3,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.28 : 4,299.04 = 2,452.94 : x
  2. Step 2: Convert to fraction form
    3,117.28/4,299.04 = 2,452.94/x
  3. Step 3: Cross multiply
    3,117.28x = 4,299.04 × 2,452.94
  4. Step 4: Simplify right side
    3,117.28x = 10,545,287.18
  5. Step 5: Solve for x
    x = 10,545,287.18/3,117.28
  6. Step 6: Final answer
    x = 3,382.85

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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.