Home / 5,192.19-7,780.06-2,724.53

Finding the Fourth Proportional to 5,192.19, 7,780.06 and 2,724.53

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Solution

The fourth proportional to 5,192.19, 7,780.06 and 2,724.53 is: 4,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.19 : 7,780.06 = 2,724.53 : x
  2. Step 2: Convert to fraction form
    5,192.19/7,780.06 = 2,724.53/x
  3. Step 3: Cross multiply
    5,192.19x = 7,780.06 × 2,724.53
  4. Step 4: Simplify right side
    5,192.19x = 21,196,961.16
  5. Step 5: Solve for x
    x = 21,196,961.16/5,192.19
  6. Step 6: Final answer
    x = 4,082.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.