Home / 4,091.13-5,648.09-2,696.31

Finding the Fourth Proportional to 4,091.13, 5,648.09 and 2,696.31

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Solution

The fourth proportional to 4,091.13, 5,648.09 and 2,696.31 is: 3,722.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.13 : 5,648.09 = 2,696.31 : x
  2. Step 2: Convert to fraction form
    4,091.13/5,648.09 = 2,696.31/x
  3. Step 3: Cross multiply
    4,091.13x = 5,648.09 × 2,696.31
  4. Step 4: Simplify right side
    4,091.13x = 15,228,988.07
  5. Step 5: Solve for x
    x = 15,228,988.07/4,091.13
  6. Step 6: Final answer
    x = 3,722.44

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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.