Home / 5,726.70-8,591.67-2,217.78

Finding the Fourth Proportional to 5,726.70, 8,591.67 and 2,217.78

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Solution

The fourth proportional to 5,726.70, 8,591.67 and 2,217.78 is: 3,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.70 : 8,591.67 = 2,217.78 : x
  2. Step 2: Convert to fraction form
    5,726.70/8,591.67 = 2,217.78/x
  3. Step 3: Cross multiply
    5,726.70x = 8,591.67 × 2,217.78
  4. Step 4: Simplify right side
    5,726.70x = 19,054,433.89
  5. Step 5: Solve for x
    x = 19,054,433.89/5,726.70
  6. Step 6: Final answer
    x = 3,327.30

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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.