Home / 2,950.33-4,422.40-1,100.70

Finding the Fourth Proportional to 2,950.33, 4,422.40 and 1,100.70

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Solution

The fourth proportional to 2,950.33, 4,422.40 and 1,100.70 is: 1,649.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.33 : 4,422.40 = 1,100.70 : x
  2. Step 2: Convert to fraction form
    2,950.33/4,422.40 = 1,100.70/x
  3. Step 3: Cross multiply
    2,950.33x = 4,422.40 × 1,100.70
  4. Step 4: Simplify right side
    2,950.33x = 4,867,708.06
  5. Step 5: Solve for x
    x = 4,867,708.06/2,950.33
  6. Step 6: Final answer
    x = 1,649.89

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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.