Home / 4,174.36-5,758.86-3,542.20

Finding the Fourth Proportional to 4,174.36, 5,758.86 and 3,542.20

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Solution

The fourth proportional to 4,174.36, 5,758.86 and 3,542.20 is: 4,886.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.36 : 5,758.86 = 3,542.20 : x
  2. Step 2: Convert to fraction form
    4,174.36/5,758.86 = 3,542.20/x
  3. Step 3: Cross multiply
    4,174.36x = 5,758.86 × 3,542.20
  4. Step 4: Simplify right side
    4,174.36x = 20,399,033.89
  5. Step 5: Solve for x
    x = 20,399,033.89/4,174.36
  6. Step 6: Final answer
    x = 4,886.75

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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.