Home / 5,575.41-8,363.17-1,679.85

Finding the Fourth Proportional to 5,575.41, 8,363.17 and 1,679.85

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Solution

The fourth proportional to 5,575.41, 8,363.17 and 1,679.85 is: 2,519.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.41 : 8,363.17 = 1,679.85 : x
  2. Step 2: Convert to fraction form
    5,575.41/8,363.17 = 1,679.85/x
  3. Step 3: Cross multiply
    5,575.41x = 8,363.17 × 1,679.85
  4. Step 4: Simplify right side
    5,575.41x = 14,048,820.91
  5. Step 5: Solve for x
    x = 14,048,820.91/5,575.41
  6. Step 6: Final answer
    x = 2,519.78

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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.