Home / 2,225.43-3,338.07-581.98

Finding the Fourth Proportional to 2,225.43, 3,338.07 and 581.98

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Solution

The fourth proportional to 2,225.43, 3,338.07 and 581.98 is: 872.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.43 : 3,338.07 = 581.98 : x
  2. Step 2: Convert to fraction form
    2,225.43/3,338.07 = 581.98/x
  3. Step 3: Cross multiply
    2,225.43x = 3,338.07 × 581.98
  4. Step 4: Simplify right side
    2,225.43x = 1,942,689.98
  5. Step 5: Solve for x
    x = 1,942,689.98/2,225.43
  6. Step 6: Final answer
    x = 872.95

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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.