Home / 4,952.47-7,428.92-2,759.54

Finding the Fourth Proportional to 4,952.47, 7,428.92 and 2,759.54

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Solution

The fourth proportional to 4,952.47, 7,428.92 and 2,759.54 is: 4,139.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952.47 : 7,428.92 = 2,759.54 : x
  2. Step 2: Convert to fraction form
    4,952.47/7,428.92 = 2,759.54/x
  3. Step 3: Cross multiply
    4,952.47x = 7,428.92 × 2,759.54
  4. Step 4: Simplify right side
    4,952.47x = 20,500,401.90
  5. Step 5: Solve for x
    x = 20,500,401.90/4,952.47
  6. Step 6: Final answer
    x = 4,139.43

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1.5x scale

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.