Home / 3,091.61-4,263.57-2,322.02

Finding the Fourth Proportional to 3,091.61, 4,263.57 and 2,322.02

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Solution

The fourth proportional to 3,091.61, 4,263.57 and 2,322.02 is: 3,202.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.61 : 4,263.57 = 2,322.02 : x
  2. Step 2: Convert to fraction form
    3,091.61/4,263.57 = 2,322.02/x
  3. Step 3: Cross multiply
    3,091.61x = 4,263.57 × 2,322.02
  4. Step 4: Simplify right side
    3,091.61x = 9,900,073.49
  5. Step 5: Solve for x
    x = 9,900,073.49/3,091.61
  6. Step 6: Final answer
    x = 3,202.24

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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.