Home / 5,330.25-7,355.59-3,091.97

Finding the Fourth Proportional to 5,330.25, 7,355.59 and 3,091.97

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Solution

The fourth proportional to 5,330.25, 7,355.59 and 3,091.97 is: 4,266.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.25 : 7,355.59 = 3,091.97 : x
  2. Step 2: Convert to fraction form
    5,330.25/7,355.59 = 3,091.97/x
  3. Step 3: Cross multiply
    5,330.25x = 7,355.59 × 3,091.97
  4. Step 4: Simplify right side
    5,330.25x = 22,743,274.27
  5. Step 5: Solve for x
    x = 22,743,274.27/5,330.25
  6. Step 6: Final answer
    x = 4,266.83

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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.