Home / 5,072.76-7,601.22-2,729.16

Finding the Fourth Proportional to 5,072.76, 7,601.22 and 2,729.16

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Solution

The fourth proportional to 5,072.76, 7,601.22 and 2,729.16 is: 4,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.76 : 7,601.22 = 2,729.16 : x
  2. Step 2: Convert to fraction form
    5,072.76/7,601.22 = 2,729.16/x
  3. Step 3: Cross multiply
    5,072.76x = 7,601.22 × 2,729.16
  4. Step 4: Simplify right side
    5,072.76x = 20,744,945.58
  5. Step 5: Solve for x
    x = 20,744,945.58/5,072.76
  6. Step 6: Final answer
    x = 4,089.48

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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.