Home / 2,922.36-4,386.17-2,132.43

Finding the Fourth Proportional to 2,922.36, 4,386.17 and 2,132.43

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Solution

The fourth proportional to 2,922.36, 4,386.17 and 2,132.43 is: 3,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.36 : 4,386.17 = 2,132.43 : x
  2. Step 2: Convert to fraction form
    2,922.36/4,386.17 = 2,132.43/x
  3. Step 3: Cross multiply
    2,922.36x = 4,386.17 × 2,132.43
  4. Step 4: Simplify right side
    2,922.36x = 9,353,200.49
  5. Step 5: Solve for x
    x = 9,353,200.49/2,922.36
  6. Step 6: Final answer
    x = 3,200.56

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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.