Home / 5,020.24-6,927.84-2,782

Finding the Fourth Proportional to 5,020.24, 6,927.84 and 2,782

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Solution

The fourth proportional to 5,020.24, 6,927.84 and 2,782 is: 3,839.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.24 : 6,927.84 = 2,782 : x
  2. Step 2: Convert to fraction form
    5,020.24/6,927.84 = 2,782/x
  3. Step 3: Cross multiply
    5,020.24x = 6,927.84 × 2,782
  4. Step 4: Simplify right side
    5,020.24x = 19,273,250.88
  5. Step 5: Solve for x
    x = 19,273,250.88/5,020.24
  6. Step 6: Final answer
    x = 3,839.11

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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.