Home / 5,221.82-7,834.79-2,298.08

Finding the Fourth Proportional to 5,221.82, 7,834.79 and 2,298.08

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Solution

The fourth proportional to 5,221.82, 7,834.79 and 2,298.08 is: 3,448.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221.82 : 7,834.79 = 2,298.08 : x
  2. Step 2: Convert to fraction form
    5,221.82/7,834.79 = 2,298.08/x
  3. Step 3: Cross multiply
    5,221.82x = 7,834.79 × 2,298.08
  4. Step 4: Simplify right side
    5,221.82x = 18,004,943.13
  5. Step 5: Solve for x
    x = 18,004,943.13/5,221.82
  6. Step 6: Final answer
    x = 3,448.02

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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.