Home / 2,775.29-4,163.54-1,043.91

Finding the Fourth Proportional to 2,775.29, 4,163.54 and 1,043.91

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Solution

The fourth proportional to 2,775.29, 4,163.54 and 1,043.91 is: 1,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.29 : 4,163.54 = 1,043.91 : x
  2. Step 2: Convert to fraction form
    2,775.29/4,163.54 = 1,043.91/x
  3. Step 3: Cross multiply
    2,775.29x = 4,163.54 × 1,043.91
  4. Step 4: Simplify right side
    2,775.29x = 4,346,355.82
  5. Step 5: Solve for x
    x = 4,346,355.82/2,775.29
  6. Step 6: Final answer
    x = 1,566.09

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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.