Home / 3,324.16-4,972.80-2,777.44

Finding the Fourth Proportional to 3,324.16, 4,972.80 and 2,777.44

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Solution

The fourth proportional to 3,324.16, 4,972.80 and 2,777.44 is: 4,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.16 : 4,972.80 = 2,777.44 : x
  2. Step 2: Convert to fraction form
    3,324.16/4,972.80 = 2,777.44/x
  3. Step 3: Cross multiply
    3,324.16x = 4,972.80 × 2,777.44
  4. Step 4: Simplify right side
    3,324.16x = 13,811,653.63
  5. Step 5: Solve for x
    x = 13,811,653.63/3,324.16
  6. Step 6: Final answer
    x = 4,154.93

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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.