Home / 4,422.26-6,631.67-1,648.28

Finding the Fourth Proportional to 4,422.26, 6,631.67 and 1,648.28

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Solution

The fourth proportional to 4,422.26, 6,631.67 and 1,648.28 is: 2,471.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.26 : 6,631.67 = 1,648.28 : x
  2. Step 2: Convert to fraction form
    4,422.26/6,631.67 = 1,648.28/x
  3. Step 3: Cross multiply
    4,422.26x = 6,631.67 × 1,648.28
  4. Step 4: Simplify right side
    4,422.26x = 10,930,869.73
  5. Step 5: Solve for x
    x = 10,930,869.73/4,422.26
  6. Step 6: Final answer
    x = 2,471.78

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1.5x scale

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.