Home / 5,557.57-8,327.10-3,910.66

Finding the Fourth Proportional to 5,557.57, 8,327.10 and 3,910.66

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Solution

The fourth proportional to 5,557.57, 8,327.10 and 3,910.66 is: 5,859.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.57 : 8,327.10 = 3,910.66 : x
  2. Step 2: Convert to fraction form
    5,557.57/8,327.10 = 3,910.66/x
  3. Step 3: Cross multiply
    5,557.57x = 8,327.10 × 3,910.66
  4. Step 4: Simplify right side
    5,557.57x = 32,564,467.57
  5. Step 5: Solve for x
    x = 32,564,467.57/5,557.57
  6. Step 6: Final answer
    x = 5,859.48

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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.