Home / 6,721.06-10,082.66-1,791.10

Finding the Fourth Proportional to 6,721.06, 10,082.66 and 1,791.10

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Solution

The fourth proportional to 6,721.06, 10,082.66 and 1,791.10 is: 2,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.06 : 10,082.66 = 1,791.10 : x
  2. Step 2: Convert to fraction form
    6,721.06/10,082.66 = 1,791.10/x
  3. Step 3: Cross multiply
    6,721.06x = 10,082.66 × 1,791.10
  4. Step 4: Simplify right side
    6,721.06x = 18,059,052.33
  5. Step 5: Solve for x
    x = 18,059,052.33/6,721.06
  6. Step 6: Final answer
    x = 2,686.94

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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.