Home / 6,424.05-9,634.38-2,724.36

Finding the Fourth Proportional to 6,424.05, 9,634.38 and 2,724.36

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Solution

The fourth proportional to 6,424.05, 9,634.38 and 2,724.36 is: 4,085.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.05 : 9,634.38 = 2,724.36 : x
  2. Step 2: Convert to fraction form
    6,424.05/9,634.38 = 2,724.36/x
  3. Step 3: Cross multiply
    6,424.05x = 9,634.38 × 2,724.36
  4. Step 4: Simplify right side
    6,424.05x = 26,247,519.50
  5. Step 5: Solve for x
    x = 26,247,519.50/6,424.05
  6. Step 6: Final answer
    x = 4,085.82

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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.