Home / 6,945.32-9,584.50-3,758.61

Finding the Fourth Proportional to 6,945.32, 9,584.50 and 3,758.61

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Solution

The fourth proportional to 6,945.32, 9,584.50 and 3,758.61 is: 5,186.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.32 : 9,584.50 = 3,758.61 : x
  2. Step 2: Convert to fraction form
    6,945.32/9,584.50 = 3,758.61/x
  3. Step 3: Cross multiply
    6,945.32x = 9,584.50 × 3,758.61
  4. Step 4: Simplify right side
    6,945.32x = 36,024,397.55
  5. Step 5: Solve for x
    x = 36,024,397.55/6,945.32
  6. Step 6: Final answer
    x = 5,186.86

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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.