Home / 2,436.21-3,659.28-2,150.19

Finding the Fourth Proportional to 2,436.21, 3,659.28 and 2,150.19

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Solution

The fourth proportional to 2,436.21, 3,659.28 and 2,150.19 is: 3,229.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.21 : 3,659.28 = 2,150.19 : x
  2. Step 2: Convert to fraction form
    2,436.21/3,659.28 = 2,150.19/x
  3. Step 3: Cross multiply
    2,436.21x = 3,659.28 × 2,150.19
  4. Step 4: Simplify right side
    2,436.21x = 7,868,147.26
  5. Step 5: Solve for x
    x = 7,868,147.26/2,436.21
  6. Step 6: Final answer
    x = 3,229.67

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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.