Home / 5,818-8,726.96-3,226.42

Finding the Fourth Proportional to 5,818, 8,726.96 and 3,226.42

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Solution

The fourth proportional to 5,818, 8,726.96 and 3,226.42 is: 4,839.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818 : 8,726.96 = 3,226.42 : x
  2. Step 2: Convert to fraction form
    5,818/8,726.96 = 3,226.42/x
  3. Step 3: Cross multiply
    5,818x = 8,726.96 × 3,226.42
  4. Step 4: Simplify right side
    5,818x = 28,156,838.28
  5. Step 5: Solve for x
    x = 28,156,838.28/5,818
  6. Step 6: Final answer
    x = 4,839.61

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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.