Home / 5,450-7,521.16-2,966.16

Finding the Fourth Proportional to 5,450, 7,521.16 and 2,966.16

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Solution

The fourth proportional to 5,450, 7,521.16 and 2,966.16 is: 4,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450 : 7,521.16 = 2,966.16 : x
  2. Step 2: Convert to fraction form
    5,450/7,521.16 = 2,966.16/x
  3. Step 3: Cross multiply
    5,450x = 7,521.16 × 2,966.16
  4. Step 4: Simplify right side
    5,450x = 22,308,963.95
  5. Step 5: Solve for x
    x = 22,308,963.95/5,450
  6. Step 6: Final answer
    x = 4,093.39

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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.