Home / 3,066.08-4,231.20-1,824

Finding the Fourth Proportional to 3,066.08, 4,231.20 and 1,824

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Solution

The fourth proportional to 3,066.08, 4,231.20 and 1,824 is: 2,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.08 : 4,231.20 = 1,824 : x
  2. Step 2: Convert to fraction form
    3,066.08/4,231.20 = 1,824/x
  3. Step 3: Cross multiply
    3,066.08x = 4,231.20 × 1,824
  4. Step 4: Simplify right side
    3,066.08x = 7,717,708.80
  5. Step 5: Solve for x
    x = 7,717,708.80/3,066.08
  6. Step 6: Final answer
    x = 2,517.13

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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.