Home / 3,222.78-4,441.80-2,592.19

Finding the Fourth Proportional to 3,222.78, 4,441.80 and 2,592.19

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Solution

The fourth proportional to 3,222.78, 4,441.80 and 2,592.19 is: 3,572.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.78 : 4,441.80 = 2,592.19 : x
  2. Step 2: Convert to fraction form
    3,222.78/4,441.80 = 2,592.19/x
  3. Step 3: Cross multiply
    3,222.78x = 4,441.80 × 2,592.19
  4. Step 4: Simplify right side
    3,222.78x = 11,513,989.54
  5. Step 5: Solve for x
    x = 11,513,989.54/3,222.78
  6. Step 6: Final answer
    x = 3,572.69

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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.