Home / 2,974.95-4,438.19-2,733.87

Finding the Fourth Proportional to 2,974.95, 4,438.19 and 2,733.87

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Solution

The fourth proportional to 2,974.95, 4,438.19 and 2,733.87 is: 4,078.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.95 : 4,438.19 = 2,733.87 : x
  2. Step 2: Convert to fraction form
    2,974.95/4,438.19 = 2,733.87/x
  3. Step 3: Cross multiply
    2,974.95x = 4,438.19 × 2,733.87
  4. Step 4: Simplify right side
    2,974.95x = 12,133,434.50
  5. Step 5: Solve for x
    x = 12,133,434.50/2,974.95
  6. Step 6: Final answer
    x = 4,078.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.