Home / 6,229.36-9,351.40-6,201.20

Finding the Fourth Proportional to 6,229.36, 9,351.40 and 6,201.20

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Solution

The fourth proportional to 6,229.36, 9,351.40 and 6,201.20 is: 9,309.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229.36 : 9,351.40 = 6,201.20 : x
  2. Step 2: Convert to fraction form
    6,229.36/9,351.40 = 6,201.20/x
  3. Step 3: Cross multiply
    6,229.36x = 9,351.40 × 6,201.20
  4. Step 4: Simplify right side
    6,229.36x = 57,989,901.68
  5. Step 5: Solve for x
    x = 57,989,901.68/6,229.36
  6. Step 6: Final answer
    x = 9,309.13

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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.