Home / 2,682.61-4,024.47-1,296.91

Finding the Fourth Proportional to 2,682.61, 4,024.47 and 1,296.91

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Solution

The fourth proportional to 2,682.61, 4,024.47 and 1,296.91 is: 1,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.61 : 4,024.47 = 1,296.91 : x
  2. Step 2: Convert to fraction form
    2,682.61/4,024.47 = 1,296.91/x
  3. Step 3: Cross multiply
    2,682.61x = 4,024.47 × 1,296.91
  4. Step 4: Simplify right side
    2,682.61x = 5,219,375.39
  5. Step 5: Solve for x
    x = 5,219,375.39/2,682.61
  6. Step 6: Final answer
    x = 1,945.63

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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.