Home / 6,215.27-9,322.61-2,319.38

Finding the Fourth Proportional to 6,215.27, 9,322.61 and 2,319.38

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Solution

The fourth proportional to 6,215.27, 9,322.61 and 2,319.38 is: 3,478.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.27 : 9,322.61 = 2,319.38 : x
  2. Step 2: Convert to fraction form
    6,215.27/9,322.61 = 2,319.38/x
  3. Step 3: Cross multiply
    6,215.27x = 9,322.61 × 2,319.38
  4. Step 4: Simplify right side
    6,215.27x = 21,622,616.97
  5. Step 5: Solve for x
    x = 21,622,616.97/6,215.27
  6. Step 6: Final answer
    x = 3,478.95

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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.