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Finding the Fourth Proportional to 8,377.56, 12,566.37 and 2,830.95

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Solution

The fourth proportional to 8,377.56, 12,566.37 and 2,830.95 is: 4,246.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377.56 : 12,566.37 = 2,830.95 : x
  2. Step 2: Convert to fraction form
    8,377.56/12,566.37 = 2,830.95/x
  3. Step 3: Cross multiply
    8,377.56x = 12,566.37 × 2,830.95
  4. Step 4: Simplify right side
    8,377.56x = 35,574,765.15
  5. Step 5: Solve for x
    x = 35,574,765.15/8,377.56
  6. Step 6: Final answer
    x = 4,246.44

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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.