Home / 2,891.78-4,337.73-1,043.04

Finding the Fourth Proportional to 2,891.78, 4,337.73 and 1,043.04

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Solution

The fourth proportional to 2,891.78, 4,337.73 and 1,043.04 is: 1,564.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.78 : 4,337.73 = 1,043.04 : x
  2. Step 2: Convert to fraction form
    2,891.78/4,337.73 = 1,043.04/x
  3. Step 3: Cross multiply
    2,891.78x = 4,337.73 × 1,043.04
  4. Step 4: Simplify right side
    2,891.78x = 4,524,425.90
  5. Step 5: Solve for x
    x = 4,524,425.90/2,891.78
  6. Step 6: Final answer
    x = 1,564.58

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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.