Home / 4,142.24-5,716.38-2,253.95

Finding the Fourth Proportional to 4,142.24, 5,716.38 and 2,253.95

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Solution

The fourth proportional to 4,142.24, 5,716.38 and 2,253.95 is: 3,110.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.24 : 5,716.38 = 2,253.95 : x
  2. Step 2: Convert to fraction form
    4,142.24/5,716.38 = 2,253.95/x
  3. Step 3: Cross multiply
    4,142.24x = 5,716.38 × 2,253.95
  4. Step 4: Simplify right side
    4,142.24x = 12,884,434.70
  5. Step 5: Solve for x
    x = 12,884,434.70/4,142.24
  6. Step 6: Final answer
    x = 3,110.50

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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.