Home / 5,020.29-6,927.44-2,781.99

Finding the Fourth Proportional to 5,020.29, 6,927.44 and 2,781.99

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Solution

The fourth proportional to 5,020.29, 6,927.44 and 2,781.99 is: 3,838.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.29 : 6,927.44 = 2,781.99 : x
  2. Step 2: Convert to fraction form
    5,020.29/6,927.44 = 2,781.99/x
  3. Step 3: Cross multiply
    5,020.29x = 6,927.44 × 2,781.99
  4. Step 4: Simplify right side
    5,020.29x = 19,272,054.90
  5. Step 5: Solve for x
    x = 19,272,054.90/5,020.29
  6. Step 6: Final answer
    x = 3,838.83

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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.