Home / 5,726.94-8,591.20-1,778.52

Finding the Fourth Proportional to 5,726.94, 8,591.20 and 1,778.52

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Solution

The fourth proportional to 5,726.94, 8,591.20 and 1,778.52 is: 2,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.94 : 8,591.20 = 1,778.52 : x
  2. Step 2: Convert to fraction form
    5,726.94/8,591.20 = 1,778.52/x
  3. Step 3: Cross multiply
    5,726.94x = 8,591.20 × 1,778.52
  4. Step 4: Simplify right side
    5,726.94x = 15,279,621.02
  5. Step 5: Solve for x
    x = 15,279,621.02/5,726.94
  6. Step 6: Final answer
    x = 2,668.03

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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.