Home / 2,327.09-3,211.04-1,332.18

Finding the Fourth Proportional to 2,327.09, 3,211.04 and 1,332.18

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Solution

The fourth proportional to 2,327.09, 3,211.04 and 1,332.18 is: 1,838.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.09 : 3,211.04 = 1,332.18 : x
  2. Step 2: Convert to fraction form
    2,327.09/3,211.04 = 1,332.18/x
  3. Step 3: Cross multiply
    2,327.09x = 3,211.04 × 1,332.18
  4. Step 4: Simplify right side
    2,327.09x = 4,277,660.55
  5. Step 5: Solve for x
    x = 4,277,660.55/2,327.09
  6. Step 6: Final answer
    x = 1,838.21

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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.