Home / 6,138.08-9,204.38-2,239.75

Finding the Fourth Proportional to 6,138.08, 9,204.38 and 2,239.75

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Solution

The fourth proportional to 6,138.08, 9,204.38 and 2,239.75 is: 3,358.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138.08 : 9,204.38 = 2,239.75 : x
  2. Step 2: Convert to fraction form
    6,138.08/9,204.38 = 2,239.75/x
  3. Step 3: Cross multiply
    6,138.08x = 9,204.38 × 2,239.75
  4. Step 4: Simplify right side
    6,138.08x = 20,615,510.11
  5. Step 5: Solve for x
    x = 20,615,510.11/6,138.08
  6. Step 6: Final answer
    x = 3,358.63

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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.