Home / 6,091.80-9,133.70-2,391.80

Finding the Fourth Proportional to 6,091.80, 9,133.70 and 2,391.80

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Solution

The fourth proportional to 6,091.80, 9,133.70 and 2,391.80 is: 3,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.80 : 9,133.70 = 2,391.80 : x
  2. Step 2: Convert to fraction form
    6,091.80/9,133.70 = 2,391.80/x
  3. Step 3: Cross multiply
    6,091.80x = 9,133.70 × 2,391.80
  4. Step 4: Simplify right side
    6,091.80x = 21,845,983.66
  5. Step 5: Solve for x
    x = 21,845,983.66/6,091.80
  6. Step 6: Final answer
    x = 3,586.13

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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.