Home / 6,758.10-10,137.42-5,449.59

Finding the Fourth Proportional to 6,758.10, 10,137.42 and 5,449.59

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Solution

The fourth proportional to 6,758.10, 10,137.42 and 5,449.59 is: 8,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.10 : 10,137.42 = 5,449.59 : x
  2. Step 2: Convert to fraction form
    6,758.10/10,137.42 = 5,449.59/x
  3. Step 3: Cross multiply
    6,758.10x = 10,137.42 × 5,449.59
  4. Step 4: Simplify right side
    6,758.10x = 55,244,782.66
  5. Step 5: Solve for x
    x = 55,244,782.66/6,758.10
  6. Step 6: Final answer
    x = 8,174.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.