Home / 4,142.21-5,716.17-2,253.83

Finding the Fourth Proportional to 4,142.21, 5,716.17 and 2,253.83

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Solution

The fourth proportional to 4,142.21, 5,716.17 and 2,253.83 is: 3,110.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.21 : 5,716.17 = 2,253.83 : x
  2. Step 2: Convert to fraction form
    4,142.21/5,716.17 = 2,253.83/x
  3. Step 3: Cross multiply
    4,142.21x = 5,716.17 × 2,253.83
  4. Step 4: Simplify right side
    4,142.21x = 12,883,264.16
  5. Step 5: Solve for x
    x = 12,883,264.16/4,142.21
  6. Step 6: Final answer
    x = 3,110.24

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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.