Home / 9,219.22-12,724.08-5,443.33

Finding the Fourth Proportional to 9,219.22, 12,724.08 and 5,443.33

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Solution

The fourth proportional to 9,219.22, 12,724.08 and 5,443.33 is: 7,512.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.22 : 12,724.08 = 5,443.33 : x
  2. Step 2: Convert to fraction form
    9,219.22/12,724.08 = 5,443.33/x
  3. Step 3: Cross multiply
    9,219.22x = 12,724.08 × 5,443.33
  4. Step 4: Simplify right side
    9,219.22x = 69,261,366.39
  5. Step 5: Solve for x
    x = 69,261,366.39/9,219.22
  6. Step 6: Final answer
    x = 7,512.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.