Home / 3,324.32-4,988.26-1,477.28

Finding the Fourth Proportional to 3,324.32, 4,988.26 and 1,477.28

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Solution

The fourth proportional to 3,324.32, 4,988.26 and 1,477.28 is: 2,216.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.32 : 4,988.26 = 1,477.28 : x
  2. Step 2: Convert to fraction form
    3,324.32/4,988.26 = 1,477.28/x
  3. Step 3: Cross multiply
    3,324.32x = 4,988.26 × 1,477.28
  4. Step 4: Simplify right side
    3,324.32x = 7,369,056.73
  5. Step 5: Solve for x
    x = 7,369,056.73/3,324.32
  6. Step 6: Final answer
    x = 2,216.71

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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.