Home / 2,216.16-3,321.54-1,351.08

Finding the Fourth Proportional to 2,216.16, 3,321.54 and 1,351.08

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Solution

The fourth proportional to 2,216.16, 3,321.54 and 1,351.08 is: 2,024.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216.16 : 3,321.54 = 1,351.08 : x
  2. Step 2: Convert to fraction form
    2,216.16/3,321.54 = 1,351.08/x
  3. Step 3: Cross multiply
    2,216.16x = 3,321.54 × 1,351.08
  4. Step 4: Simplify right side
    2,216.16x = 4,487,666.26
  5. Step 5: Solve for x
    x = 4,487,666.26/2,216.16
  6. Step 6: Final answer
    x = 2,024.97

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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.