Home / 9,241.87-13,863.95-3,618.81

Finding the Fourth Proportional to 9,241.87, 13,863.95 and 3,618.81

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Solution

The fourth proportional to 9,241.87, 13,863.95 and 3,618.81 is: 5,428.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,241.87 : 13,863.95 = 3,618.81 : x
  2. Step 2: Convert to fraction form
    9,241.87/13,863.95 = 3,618.81/x
  3. Step 3: Cross multiply
    9,241.87x = 13,863.95 × 3,618.81
  4. Step 4: Simplify right side
    9,241.87x = 50,170,993.37
  5. Step 5: Solve for x
    x = 50,170,993.37/9,241.87
  6. Step 6: Final answer
    x = 5,428.66

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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.