Home / 2,022.35-3,032.66-635.31

Finding the Fourth Proportional to 2,022.35, 3,032.66 and 635.31

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Solution

The fourth proportional to 2,022.35, 3,032.66 and 635.31 is: 952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.35 : 3,032.66 = 635.31 : x
  2. Step 2: Convert to fraction form
    2,022.35/3,032.66 = 635.31/x
  3. Step 3: Cross multiply
    2,022.35x = 3,032.66 × 635.31
  4. Step 4: Simplify right side
    2,022.35x = 1,926,680.81
  5. Step 5: Solve for x
    x = 1,926,680.81/2,022.35
  6. Step 6: Final answer
    x = 952.70

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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.