Home / 7,391.25-11,089.31-3,696.84

Finding the Fourth Proportional to 7,391.25, 11,089.31 and 3,696.84

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Solution

The fourth proportional to 7,391.25, 11,089.31 and 3,696.84 is: 5,546.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.25 : 11,089.31 = 3,696.84 : x
  2. Step 2: Convert to fraction form
    7,391.25/11,089.31 = 3,696.84/x
  3. Step 3: Cross multiply
    7,391.25x = 11,089.31 × 3,696.84
  4. Step 4: Simplify right side
    7,391.25x = 40,995,386.30
  5. Step 5: Solve for x
    x = 40,995,386.30/7,391.25
  6. Step 6: Final answer
    x = 5,546.48

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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.