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Finding the Fourth Proportional to 5,019.33, 6,926.64 and 2,781.33

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Solution

The fourth proportional to 5,019.33, 6,926.64 and 2,781.33 is: 3,838.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.33 : 6,926.64 = 2,781.33 : x
  2. Step 2: Convert to fraction form
    5,019.33/6,926.64 = 2,781.33/x
  3. Step 3: Cross multiply
    5,019.33x = 6,926.64 × 2,781.33
  4. Step 4: Simplify right side
    5,019.33x = 19,265,271.63
  5. Step 5: Solve for x
    x = 19,265,271.63/5,019.33
  6. Step 6: Final answer
    x = 3,838.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.