Home / 2,909.44-4,360.92-1,266.76

Finding the Fourth Proportional to 2,909.44, 4,360.92 and 1,266.76

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Solution

The fourth proportional to 2,909.44, 4,360.92 and 1,266.76 is: 1,898.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.44 : 4,360.92 = 1,266.76 : x
  2. Step 2: Convert to fraction form
    2,909.44/4,360.92 = 1,266.76/x
  3. Step 3: Cross multiply
    2,909.44x = 4,360.92 × 1,266.76
  4. Step 4: Simplify right side
    2,909.44x = 5,524,239.02
  5. Step 5: Solve for x
    x = 5,524,239.02/2,909.44
  6. Step 6: Final answer
    x = 1,898.73

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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.