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Finding the Fourth Proportional to 6,375.40, 8,793.06 and 4,695.88

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Solution

The fourth proportional to 6,375.40, 8,793.06 and 4,695.88 is: 6,476.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.40 : 8,793.06 = 4,695.88 : x
  2. Step 2: Convert to fraction form
    6,375.40/8,793.06 = 4,695.88/x
  3. Step 3: Cross multiply
    6,375.40x = 8,793.06 × 4,695.88
  4. Step 4: Simplify right side
    6,375.40x = 41,291,154.59
  5. Step 5: Solve for x
    x = 41,291,154.59/6,375.40
  6. Step 6: Final answer
    x = 6,476.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.