Home / 4,821.38-6,654.10-2,725.50

Finding the Fourth Proportional to 4,821.38, 6,654.10 and 2,725.50

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Solution

The fourth proportional to 4,821.38, 6,654.10 and 2,725.50 is: 3,761.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.38 : 6,654.10 = 2,725.50 : x
  2. Step 2: Convert to fraction form
    4,821.38/6,654.10 = 2,725.50/x
  3. Step 3: Cross multiply
    4,821.38x = 6,654.10 × 2,725.50
  4. Step 4: Simplify right side
    4,821.38x = 18,135,749.55
  5. Step 5: Solve for x
    x = 18,135,749.55/4,821.38
  6. Step 6: Final answer
    x = 3,761.53

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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.