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Finding the Fourth Proportional to 6,267.66, 8,650.89 and 4,279.02

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Solution

The fourth proportional to 6,267.66, 8,650.89 and 4,279.02 is: 5,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,267.66 : 8,650.89 = 4,279.02 : x
  2. Step 2: Convert to fraction form
    6,267.66/8,650.89 = 4,279.02/x
  3. Step 3: Cross multiply
    6,267.66x = 8,650.89 × 4,279.02
  4. Step 4: Simplify right side
    6,267.66x = 37,017,331.33
  5. Step 5: Solve for x
    x = 37,017,331.33/6,267.66
  6. Step 6: Final answer
    x = 5,906.08

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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.