Home / 2,237.76-3,352.41-2,143.92

Finding the Fourth Proportional to 2,237.76, 3,352.41 and 2,143.92

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Solution

The fourth proportional to 2,237.76, 3,352.41 and 2,143.92 is: 3,211.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.76 : 3,352.41 = 2,143.92 : x
  2. Step 2: Convert to fraction form
    2,237.76/3,352.41 = 2,143.92/x
  3. Step 3: Cross multiply
    2,237.76x = 3,352.41 × 2,143.92
  4. Step 4: Simplify right side
    2,237.76x = 7,187,298.85
  5. Step 5: Solve for x
    x = 7,187,298.85/2,237.76
  6. Step 6: Final answer
    x = 3,211.83

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1.5x scale

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.