Home / 6,687.03-9,227.32-3,702.85

Finding the Fourth Proportional to 6,687.03, 9,227.32 and 3,702.85

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Solution

The fourth proportional to 6,687.03, 9,227.32 and 3,702.85 is: 5,109.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.03 : 9,227.32 = 3,702.85 : x
  2. Step 2: Convert to fraction form
    6,687.03/9,227.32 = 3,702.85/x
  3. Step 3: Cross multiply
    6,687.03x = 9,227.32 × 3,702.85
  4. Step 4: Simplify right side
    6,687.03x = 34,167,381.86
  5. Step 5: Solve for x
    x = 34,167,381.86/6,687.03
  6. Step 6: Final answer
    x = 5,109.50

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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.