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Finding the Fourth Proportional to 4,866.67, 6,713.35 and 4,236.09

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Solution

The fourth proportional to 4,866.67, 6,713.35 and 4,236.09 is: 5,843.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,866.67 : 6,713.35 = 4,236.09 : x
  2. Step 2: Convert to fraction form
    4,866.67/6,713.35 = 4,236.09/x
  3. Step 3: Cross multiply
    4,866.67x = 6,713.35 × 4,236.09
  4. Step 4: Simplify right side
    4,866.67x = 28,438,354.80
  5. Step 5: Solve for x
    x = 28,438,354.80/4,866.67
  6. Step 6: Final answer
    x = 5,843.49

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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.