Home / 2,619.52-3,607.90-2,422.44

Finding the Fourth Proportional to 2,619.52, 3,607.90 and 2,422.44

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Solution

The fourth proportional to 2,619.52, 3,607.90 and 2,422.44 is: 3,336.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.52 : 3,607.90 = 2,422.44 : x
  2. Step 2: Convert to fraction form
    2,619.52/3,607.90 = 2,422.44/x
  3. Step 3: Cross multiply
    2,619.52x = 3,607.90 × 2,422.44
  4. Step 4: Simplify right side
    2,619.52x = 8,739,921.28
  5. Step 5: Solve for x
    x = 8,739,921.28/2,619.52
  6. Step 6: Final answer
    x = 3,336.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.