Home / 3,149.01-4,338.36-2,263.28

Finding the Fourth Proportional to 3,149.01, 4,338.36 and 2,263.28

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Solution

The fourth proportional to 3,149.01, 4,338.36 and 2,263.28 is: 3,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.01 : 4,338.36 = 2,263.28 : x
  2. Step 2: Convert to fraction form
    3,149.01/4,338.36 = 2,263.28/x
  3. Step 3: Cross multiply
    3,149.01x = 4,338.36 × 2,263.28
  4. Step 4: Simplify right side
    3,149.01x = 9,818,901.73
  5. Step 5: Solve for x
    x = 9,818,901.73/3,149.01
  6. Step 6: Final answer
    x = 3,118.09

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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.