Home / 2,240.27-3,089.45-1,708.22

Finding the Fourth Proportional to 2,240.27, 3,089.45 and 1,708.22

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Solution

The fourth proportional to 2,240.27, 3,089.45 and 1,708.22 is: 2,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.27 : 3,089.45 = 1,708.22 : x
  2. Step 2: Convert to fraction form
    2,240.27/3,089.45 = 1,708.22/x
  3. Step 3: Cross multiply
    2,240.27x = 3,089.45 × 1,708.22
  4. Step 4: Simplify right side
    2,240.27x = 5,277,436.29
  5. Step 5: Solve for x
    x = 5,277,436.29/2,240.27
  6. Step 6: Final answer
    x = 2,355.72

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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.