Home / 2,032.68-3,049.13-646.13

Finding the Fourth Proportional to 2,032.68, 3,049.13 and 646.13

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Solution

The fourth proportional to 2,032.68, 3,049.13 and 646.13 is: 969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.68 : 3,049.13 = 646.13 : x
  2. Step 2: Convert to fraction form
    2,032.68/3,049.13 = 646.13/x
  3. Step 3: Cross multiply
    2,032.68x = 3,049.13 × 646.13
  4. Step 4: Simplify right side
    2,032.68x = 1,970,120.74
  5. Step 5: Solve for x
    x = 1,970,120.74/2,032.68
  6. Step 6: Final answer
    x = 969.22

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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.