Home / 3,738.18-5,154.12-2,338.50

Finding the Fourth Proportional to 3,738.18, 5,154.12 and 2,338.50

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Solution

The fourth proportional to 3,738.18, 5,154.12 and 2,338.50 is: 3,224.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.18 : 5,154.12 = 2,338.50 : x
  2. Step 2: Convert to fraction form
    3,738.18/5,154.12 = 2,338.50/x
  3. Step 3: Cross multiply
    3,738.18x = 5,154.12 × 2,338.50
  4. Step 4: Simplify right side
    3,738.18x = 12,052,909.62
  5. Step 5: Solve for x
    x = 12,052,909.62/3,738.18
  6. Step 6: Final answer
    x = 3,224.27

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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.