Home / 2,694.24-3,717.11-1,574.79

Finding the Fourth Proportional to 2,694.24, 3,717.11 and 1,574.79

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Solution

The fourth proportional to 2,694.24, 3,717.11 and 1,574.79 is: 2,172.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.24 : 3,717.11 = 1,574.79 : x
  2. Step 2: Convert to fraction form
    2,694.24/3,717.11 = 1,574.79/x
  3. Step 3: Cross multiply
    2,694.24x = 3,717.11 × 1,574.79
  4. Step 4: Simplify right side
    2,694.24x = 5,853,659.78
  5. Step 5: Solve for x
    x = 5,853,659.78/2,694.24
  6. Step 6: Final answer
    x = 2,172.66

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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.