Home / 6,138.16-9,207.24-2,242.56

Finding the Fourth Proportional to 6,138.16, 9,207.24 and 2,242.56

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Solution

The fourth proportional to 6,138.16, 9,207.24 and 2,242.56 is: 3,363.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138.16 : 9,207.24 = 2,242.56 : x
  2. Step 2: Convert to fraction form
    6,138.16/9,207.24 = 2,242.56/x
  3. Step 3: Cross multiply
    6,138.16x = 9,207.24 × 2,242.56
  4. Step 4: Simplify right side
    6,138.16x = 20,647,788.13
  5. Step 5: Solve for x
    x = 20,647,788.13/6,138.16
  6. Step 6: Final answer
    x = 3,363.84

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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.