Home / 3,214.07-4,823.84-2,291.88

Finding the Fourth Proportional to 3,214.07, 4,823.84 and 2,291.88

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Solution

The fourth proportional to 3,214.07, 4,823.84 and 2,291.88 is: 3,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.07 : 4,823.84 = 2,291.88 : x
  2. Step 2: Convert to fraction form
    3,214.07/4,823.84 = 2,291.88/x
  3. Step 3: Cross multiply
    3,214.07x = 4,823.84 × 2,291.88
  4. Step 4: Simplify right side
    3,214.07x = 11,055,662.42
  5. Step 5: Solve for x
    x = 11,055,662.42/3,214.07
  6. Step 6: Final answer
    x = 3,439.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.