Home / 2,774.68-4,162.18-1,043.26

Finding the Fourth Proportional to 2,774.68, 4,162.18 and 1,043.26

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Solution

The fourth proportional to 2,774.68, 4,162.18 and 1,043.26 is: 1,564.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.68 : 4,162.18 = 1,043.26 : x
  2. Step 2: Convert to fraction form
    2,774.68/4,162.18 = 1,043.26/x
  3. Step 3: Cross multiply
    2,774.68x = 4,162.18 × 1,043.26
  4. Step 4: Simplify right side
    2,774.68x = 4,342,235.91
  5. Step 5: Solve for x
    x = 4,342,235.91/2,774.68
  6. Step 6: Final answer
    x = 1,564.95

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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.