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Finding the Fourth Proportional to 6,269.82, 8,655.54 and 4,850.31

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Solution

The fourth proportional to 6,269.82, 8,655.54 and 4,850.31 is: 6,695.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.82 : 8,655.54 = 4,850.31 : x
  2. Step 2: Convert to fraction form
    6,269.82/8,655.54 = 4,850.31/x
  3. Step 3: Cross multiply
    6,269.82x = 8,655.54 × 4,850.31
  4. Step 4: Simplify right side
    6,269.82x = 41,982,052.22
  5. Step 5: Solve for x
    x = 41,982,052.22/6,269.82
  6. Step 6: Final answer
    x = 6,695.89

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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.