Home / 7,338.39-11,006.15-2,408.55

Finding the Fourth Proportional to 7,338.39, 11,006.15 and 2,408.55

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Solution

The fourth proportional to 7,338.39, 11,006.15 and 2,408.55 is: 3,612.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.39 : 11,006.15 = 2,408.55 : x
  2. Step 2: Convert to fraction form
    7,338.39/11,006.15 = 2,408.55/x
  3. Step 3: Cross multiply
    7,338.39x = 11,006.15 × 2,408.55
  4. Step 4: Simplify right side
    7,338.39x = 26,508,850.54
  5. Step 5: Solve for x
    x = 26,508,850.54/7,338.39
  6. Step 6: Final answer
    x = 3,612.35

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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.