Home / 2,929.28-4,042.42-1,602.97

Finding the Fourth Proportional to 2,929.28, 4,042.42 and 1,602.97

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Solution

The fourth proportional to 2,929.28, 4,042.42 and 1,602.97 is: 2,212.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.28 : 4,042.42 = 1,602.97 : x
  2. Step 2: Convert to fraction form
    2,929.28/4,042.42 = 1,602.97/x
  3. Step 3: Cross multiply
    2,929.28x = 4,042.42 × 1,602.97
  4. Step 4: Simplify right side
    2,929.28x = 6,479,863.87
  5. Step 5: Solve for x
    x = 6,479,863.87/2,929.28
  6. Step 6: Final answer
    x = 2,212.11

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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.