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Finding the Fourth Proportional to 6,299.98, 8,672.88 and 4,725.34

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Solution

The fourth proportional to 6,299.98, 8,672.88 and 4,725.34 is: 6,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,299.98 : 8,672.88 = 4,725.34 : x
  2. Step 2: Convert to fraction form
    6,299.98/8,672.88 = 4,725.34/x
  3. Step 3: Cross multiply
    6,299.98x = 8,672.88 × 4,725.34
  4. Step 4: Simplify right side
    6,299.98x = 40,982,306.78
  5. Step 5: Solve for x
    x = 40,982,306.78/6,299.98
  6. Step 6: Final answer
    x = 6,505.15

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1.5x scale

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.