Home / 2,527.39-3,791.51-1,140.69

Finding the Fourth Proportional to 2,527.39, 3,791.51 and 1,140.69

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Solution

The fourth proportional to 2,527.39, 3,791.51 and 1,140.69 is: 1,711.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.39 : 3,791.51 = 1,140.69 : x
  2. Step 2: Convert to fraction form
    2,527.39/3,791.51 = 1,140.69/x
  3. Step 3: Cross multiply
    2,527.39x = 3,791.51 × 1,140.69
  4. Step 4: Simplify right side
    2,527.39x = 4,324,937.54
  5. Step 5: Solve for x
    x = 4,324,937.54/2,527.39
  6. Step 6: Final answer
    x = 1,711.23

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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.