Home / 2,722.24-3,754.40-2,326.72

Finding the Fourth Proportional to 2,722.24, 3,754.40 and 2,326.72

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Solution

The fourth proportional to 2,722.24, 3,754.40 and 2,326.72 is: 3,208.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.24 : 3,754.40 = 2,326.72 : x
  2. Step 2: Convert to fraction form
    2,722.24/3,754.40 = 2,326.72/x
  3. Step 3: Cross multiply
    2,722.24x = 3,754.40 × 2,326.72
  4. Step 4: Simplify right side
    2,722.24x = 8,735,437.57
  5. Step 5: Solve for x
    x = 8,735,437.57/2,722.24
  6. Step 6: Final answer
    x = 3,208.92

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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.