Home / 4,175.28-5,761.67-2,286.50

Finding the Fourth Proportional to 4,175.28, 5,761.67 and 2,286.50

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Solution

The fourth proportional to 4,175.28, 5,761.67 and 2,286.50 is: 3,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.28 : 5,761.67 = 2,286.50 : x
  2. Step 2: Convert to fraction form
    4,175.28/5,761.67 = 2,286.50/x
  3. Step 3: Cross multiply
    4,175.28x = 5,761.67 × 2,286.50
  4. Step 4: Simplify right side
    4,175.28x = 13,174,018.21
  5. Step 5: Solve for x
    x = 13,174,018.21/4,175.28
  6. Step 6: Final answer
    x = 3,155.24

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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.