Home / 5,019.24-6,926.42-2,781.06

Finding the Fourth Proportional to 5,019.24, 6,926.42 and 2,781.06

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Solution

The fourth proportional to 5,019.24, 6,926.42 and 2,781.06 is: 3,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.24 : 6,926.42 = 2,781.06 : x
  2. Step 2: Convert to fraction form
    5,019.24/6,926.42 = 2,781.06/x
  3. Step 3: Cross multiply
    5,019.24x = 6,926.42 × 2,781.06
  4. Step 4: Simplify right side
    5,019.24x = 19,262,789.61
  5. Step 5: Solve for x
    x = 19,262,789.61/5,019.24
  6. Step 6: Final answer
    x = 3,837.79

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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.