Home / 5,233.92-7,220.12-3,554.79

Finding the Fourth Proportional to 5,233.92, 7,220.12 and 3,554.79

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Solution

The fourth proportional to 5,233.92, 7,220.12 and 3,554.79 is: 4,903.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.92 : 7,220.12 = 3,554.79 : x
  2. Step 2: Convert to fraction form
    5,233.92/7,220.12 = 3,554.79/x
  3. Step 3: Cross multiply
    5,233.92x = 7,220.12 × 3,554.79
  4. Step 4: Simplify right side
    5,233.92x = 25,665,992.60
  5. Step 5: Solve for x
    x = 25,665,992.60/5,233.92
  6. Step 6: Final answer
    x = 4,903.78

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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.