Home / 2,864.05-4,296.99-1,222

Finding the Fourth Proportional to 2,864.05, 4,296.99 and 1,222

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Solution

The fourth proportional to 2,864.05, 4,296.99 and 1,222 is: 1,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.05 : 4,296.99 = 1,222 : x
  2. Step 2: Convert to fraction form
    2,864.05/4,296.99 = 1,222/x
  3. Step 3: Cross multiply
    2,864.05x = 4,296.99 × 1,222
  4. Step 4: Simplify right side
    2,864.05x = 5,250,921.78
  5. Step 5: Solve for x
    x = 5,250,921.78/2,864.05
  6. Step 6: Final answer
    x = 1,833.39

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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.