Home / 2,801.62-4,199.49-1,045.92

Finding the Fourth Proportional to 2,801.62, 4,199.49 and 1,045.92

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Solution

The fourth proportional to 2,801.62, 4,199.49 and 1,045.92 is: 1,567.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.62 : 4,199.49 = 1,045.92 : x
  2. Step 2: Convert to fraction form
    2,801.62/4,199.49 = 1,045.92/x
  3. Step 3: Cross multiply
    2,801.62x = 4,199.49 × 1,045.92
  4. Step 4: Simplify right side
    2,801.62x = 4,392,330.58
  5. Step 5: Solve for x
    x = 4,392,330.58/2,801.62
  6. Step 6: Final answer
    x = 1,567.78

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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.