Home / 2,327.09-3,211.61-1,332.51

Finding the Fourth Proportional to 2,327.09, 3,211.61 and 1,332.51

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Solution

The fourth proportional to 2,327.09, 3,211.61 and 1,332.51 is: 1,838.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.09 : 3,211.61 = 1,332.51 : x
  2. Step 2: Convert to fraction form
    2,327.09/3,211.61 = 1,332.51/x
  3. Step 3: Cross multiply
    2,327.09x = 3,211.61 × 1,332.51
  4. Step 4: Simplify right side
    2,327.09x = 4,279,502.44
  5. Step 5: Solve for x
    x = 4,279,502.44/2,327.09
  6. Step 6: Final answer
    x = 1,838.99

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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.