Home / 6,143.24-9,218.38-3,224.20

Finding the Fourth Proportional to 6,143.24, 9,218.38 and 3,224.20

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Solution

The fourth proportional to 6,143.24, 9,218.38 and 3,224.20 is: 4,838.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.24 : 9,218.38 = 3,224.20 : x
  2. Step 2: Convert to fraction form
    6,143.24/9,218.38 = 3,224.20/x
  3. Step 3: Cross multiply
    6,143.24x = 9,218.38 × 3,224.20
  4. Step 4: Simplify right side
    6,143.24x = 29,721,900.80
  5. Step 5: Solve for x
    x = 29,721,900.80/6,143.24
  6. Step 6: Final answer
    x = 4,838.15

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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.