Home / 6,197.56-8,552.31-3,679.78

Finding the Fourth Proportional to 6,197.56, 8,552.31 and 3,679.78

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Solution

The fourth proportional to 6,197.56, 8,552.31 and 3,679.78 is: 5,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,197.56 : 8,552.31 = 3,679.78 : x
  2. Step 2: Convert to fraction form
    6,197.56/8,552.31 = 3,679.78/x
  3. Step 3: Cross multiply
    6,197.56x = 8,552.31 × 3,679.78
  4. Step 4: Simplify right side
    6,197.56x = 31,470,619.29
  5. Step 5: Solve for x
    x = 31,470,619.29/6,197.56
  6. Step 6: Final answer
    x = 5,077.90

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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.