Home / 3,834.24-5,290.80-2,262.32

Finding the Fourth Proportional to 3,834.24, 5,290.80 and 2,262.32

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Solution

The fourth proportional to 3,834.24, 5,290.80 and 2,262.32 is: 3,121.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.24 : 5,290.80 = 2,262.32 : x
  2. Step 2: Convert to fraction form
    3,834.24/5,290.80 = 2,262.32/x
  3. Step 3: Cross multiply
    3,834.24x = 5,290.80 × 2,262.32
  4. Step 4: Simplify right side
    3,834.24x = 11,969,482.66
  5. Step 5: Solve for x
    x = 11,969,482.66/3,834.24
  6. Step 6: Final answer
    x = 3,121.74

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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.