Home / 4,174.60-5,761.94-2,758.56

Finding the Fourth Proportional to 4,174.60, 5,761.94 and 2,758.56

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Solution

The fourth proportional to 4,174.60, 5,761.94 and 2,758.56 is: 3,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.60 : 5,761.94 = 2,758.56 : x
  2. Step 2: Convert to fraction form
    4,174.60/5,761.94 = 2,758.56/x
  3. Step 3: Cross multiply
    4,174.60x = 5,761.94 × 2,758.56
  4. Step 4: Simplify right side
    4,174.60x = 15,894,657.21
  5. Step 5: Solve for x
    x = 15,894,657.21/4,174.60
  6. Step 6: Final answer
    x = 3,807.47

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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.