Home / 3,374.11-4,645.68-2,868.97

Finding the Fourth Proportional to 3,374.11, 4,645.68 and 2,868.97

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Solution

The fourth proportional to 3,374.11, 4,645.68 and 2,868.97 is: 3,950.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.11 : 4,645.68 = 2,868.97 : x
  2. Step 2: Convert to fraction form
    3,374.11/4,645.68 = 2,868.97/x
  3. Step 3: Cross multiply
    3,374.11x = 4,645.68 × 2,868.97
  4. Step 4: Simplify right side
    3,374.11x = 13,328,316.55
  5. Step 5: Solve for x
    x = 13,328,316.55/3,374.11
  6. Step 6: Final answer
    x = 3,950.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.