Home / 5,338.53-7,363.98-3,847.14

Finding the Fourth Proportional to 5,338.53, 7,363.98 and 3,847.14

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Solution

The fourth proportional to 5,338.53, 7,363.98 and 3,847.14 is: 5,306.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.53 : 7,363.98 = 3,847.14 : x
  2. Step 2: Convert to fraction form
    5,338.53/7,363.98 = 3,847.14/x
  3. Step 3: Cross multiply
    5,338.53x = 7,363.98 × 3,847.14
  4. Step 4: Simplify right side
    5,338.53x = 28,330,262.02
  5. Step 5: Solve for x
    x = 28,330,262.02/5,338.53
  6. Step 6: Final answer
    x = 5,306.75

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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.