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Finding the Fourth Proportional to 2,886.43, 4,329.65 and 2,244.91

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Solution

The fourth proportional to 2,886.43, 4,329.65 and 2,244.91 is: 3,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.43 : 4,329.65 = 2,244.91 : x
  2. Step 2: Convert to fraction form
    2,886.43/4,329.65 = 2,244.91/x
  3. Step 3: Cross multiply
    2,886.43x = 4,329.65 × 2,244.91
  4. Step 4: Simplify right side
    2,886.43x = 9,719,674.58
  5. Step 5: Solve for x
    x = 9,719,674.58/2,886.43
  6. Step 6: Final answer
    x = 3,367.37

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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.