Home / 6,139.22-9,210.04-2,243.12

Finding the Fourth Proportional to 6,139.22, 9,210.04 and 2,243.12

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Solution

The fourth proportional to 6,139.22, 9,210.04 and 2,243.12 is: 3,365.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.22 : 9,210.04 = 2,243.12 : x
  2. Step 2: Convert to fraction form
    6,139.22/9,210.04 = 2,243.12/x
  3. Step 3: Cross multiply
    6,139.22x = 9,210.04 × 2,243.12
  4. Step 4: Simplify right side
    6,139.22x = 20,659,224.92
  5. Step 5: Solve for x
    x = 20,659,224.92/6,139.22
  6. Step 6: Final answer
    x = 3,365.12

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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.