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Finding the Fourth Proportional to 6,702.67, 9,245.49 and 4,315.76

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Solution

The fourth proportional to 6,702.67, 9,245.49 and 4,315.76 is: 5,953.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,702.67 : 9,245.49 = 4,315.76 : x
  2. Step 2: Convert to fraction form
    6,702.67/9,245.49 = 4,315.76/x
  3. Step 3: Cross multiply
    6,702.67x = 9,245.49 × 4,315.76
  4. Step 4: Simplify right side
    6,702.67x = 39,901,286.45
  5. Step 5: Solve for x
    x = 39,901,286.45/6,702.67
  6. Step 6: Final answer
    x = 5,953.04

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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.