Home / 2,223.44-3,330.69-1,153.02

Finding the Fourth Proportional to 2,223.44, 3,330.69 and 1,153.02

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Solution

The fourth proportional to 2,223.44, 3,330.69 and 1,153.02 is: 1,727.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.44 : 3,330.69 = 1,153.02 : x
  2. Step 2: Convert to fraction form
    2,223.44/3,330.69 = 1,153.02/x
  3. Step 3: Cross multiply
    2,223.44x = 3,330.69 × 1,153.02
  4. Step 4: Simplify right side
    2,223.44x = 3,840,352.18
  5. Step 5: Solve for x
    x = 3,840,352.18/2,223.44
  6. Step 6: Final answer
    x = 1,727.22

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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.