Home / 2,882.35-4,320.42-1,398.43

Finding the Fourth Proportional to 2,882.35, 4,320.42 and 1,398.43

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Solution

The fourth proportional to 2,882.35, 4,320.42 and 1,398.43 is: 2,096.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.35 : 4,320.42 = 1,398.43 : x
  2. Step 2: Convert to fraction form
    2,882.35/4,320.42 = 1,398.43/x
  3. Step 3: Cross multiply
    2,882.35x = 4,320.42 × 1,398.43
  4. Step 4: Simplify right side
    2,882.35x = 6,041,804.94
  5. Step 5: Solve for x
    x = 6,041,804.94/2,882.35
  6. Step 6: Final answer
    x = 2,096.14

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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.