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Finding the Fourth Proportional to 6,350.85, 9,515.88 and 6,107.85

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Solution

The fourth proportional to 6,350.85, 9,515.88 and 6,107.85 is: 9,151.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,350.85 : 9,515.88 = 6,107.85 : x
  2. Step 2: Convert to fraction form
    6,350.85/9,515.88 = 6,107.85/x
  3. Step 3: Cross multiply
    6,350.85x = 9,515.88 × 6,107.85
  4. Step 4: Simplify right side
    6,350.85x = 58,121,567.66
  5. Step 5: Solve for x
    x = 58,121,567.66/6,350.85
  6. Step 6: Final answer
    x = 9,151.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.