Home / 3,020.25-4,527.54-2,749.71

Finding the Fourth Proportional to 3,020.25, 4,527.54 and 2,749.71

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Solution

The fourth proportional to 3,020.25, 4,527.54 and 2,749.71 is: 4,121.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.25 : 4,527.54 = 2,749.71 : x
  2. Step 2: Convert to fraction form
    3,020.25/4,527.54 = 2,749.71/x
  3. Step 3: Cross multiply
    3,020.25x = 4,527.54 × 2,749.71
  4. Step 4: Simplify right side
    3,020.25x = 12,449,422.01
  5. Step 5: Solve for x
    x = 12,449,422.01/3,020.25
  6. Step 6: Final answer
    x = 4,121.98

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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.