Home / 3,868.34-5,338.40-2,296.44

Finding the Fourth Proportional to 3,868.34, 5,338.40 and 2,296.44

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Solution

The fourth proportional to 3,868.34, 5,338.40 and 2,296.44 is: 3,169.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.34 : 5,338.40 = 2,296.44 : x
  2. Step 2: Convert to fraction form
    3,868.34/5,338.40 = 2,296.44/x
  3. Step 3: Cross multiply
    3,868.34x = 5,338.40 × 2,296.44
  4. Step 4: Simplify right side
    3,868.34x = 12,259,315.30
  5. Step 5: Solve for x
    x = 12,259,315.30/3,868.34
  6. Step 6: Final answer
    x = 3,169.14

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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.