Home / 3,302.75-4,947.64-1,654.43

Finding the Fourth Proportional to 3,302.75, 4,947.64 and 1,654.43

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Solution

The fourth proportional to 3,302.75, 4,947.64 and 1,654.43 is: 2,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.75 : 4,947.64 = 1,654.43 : x
  2. Step 2: Convert to fraction form
    3,302.75/4,947.64 = 1,654.43/x
  3. Step 3: Cross multiply
    3,302.75x = 4,947.64 × 1,654.43
  4. Step 4: Simplify right side
    3,302.75x = 8,185,524.05
  5. Step 5: Solve for x
    x = 8,185,524.05/3,302.75
  6. Step 6: Final answer
    x = 2,478.40

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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.