Home / 4,227.13-6,344.11-3,189.67

Finding the Fourth Proportional to 4,227.13, 6,344.11 and 3,189.67

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Solution

The fourth proportional to 4,227.13, 6,344.11 and 3,189.67 is: 4,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.13 : 6,344.11 = 3,189.67 : x
  2. Step 2: Convert to fraction form
    4,227.13/6,344.11 = 3,189.67/x
  3. Step 3: Cross multiply
    4,227.13x = 6,344.11 × 3,189.67
  4. Step 4: Simplify right side
    4,227.13x = 20,235,593.51
  5. Step 5: Solve for x
    x = 20,235,593.51/4,227.13
  6. Step 6: Final answer
    x = 4,787.08

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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.