Home / 2,326.72-3,208.92-1,973.56

Finding the Fourth Proportional to 2,326.72, 3,208.92 and 1,973.56

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Solution

The fourth proportional to 2,326.72, 3,208.92 and 1,973.56 is: 2,721.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.72 : 3,208.92 = 1,973.56 : x
  2. Step 2: Convert to fraction form
    2,326.72/3,208.92 = 1,973.56/x
  3. Step 3: Cross multiply
    2,326.72x = 3,208.92 × 1,973.56
  4. Step 4: Simplify right side
    2,326.72x = 6,332,996.16
  5. Step 5: Solve for x
    x = 6,332,996.16/2,326.72
  6. Step 6: Final answer
    x = 2,721.86

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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.