Home / 5,144.01-7,098.67-2,786.13

Finding the Fourth Proportional to 5,144.01, 7,098.67 and 2,786.13

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Solution

The fourth proportional to 5,144.01, 7,098.67 and 2,786.13 is: 3,844.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144.01 : 7,098.67 = 2,786.13 : x
  2. Step 2: Convert to fraction form
    5,144.01/7,098.67 = 2,786.13/x
  3. Step 3: Cross multiply
    5,144.01x = 7,098.67 × 2,786.13
  4. Step 4: Simplify right side
    5,144.01x = 19,777,820.93
  5. Step 5: Solve for x
    x = 19,777,820.93/5,144.01
  6. Step 6: Final answer
    x = 3,844.83

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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.