Home / 6,265.98-8,649.27-4,170.78

Finding the Fourth Proportional to 6,265.98, 8,649.27 and 4,170.78

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Solution

The fourth proportional to 6,265.98, 8,649.27 and 4,170.78 is: 5,757.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,265.98 : 8,649.27 = 4,170.78 : x
  2. Step 2: Convert to fraction form
    6,265.98/8,649.27 = 4,170.78/x
  3. Step 3: Cross multiply
    6,265.98x = 8,649.27 × 4,170.78
  4. Step 4: Simplify right side
    6,265.98x = 36,074,202.33
  5. Step 5: Solve for x
    x = 36,074,202.33/6,265.98
  6. Step 6: Final answer
    x = 5,757.15

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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.