Home / 5,192.30-7,788.23-2,418.02

Finding the Fourth Proportional to 5,192.30, 7,788.23 and 2,418.02

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Solution

The fourth proportional to 5,192.30, 7,788.23 and 2,418.02 is: 3,626.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.30 : 7,788.23 = 2,418.02 : x
  2. Step 2: Convert to fraction form
    5,192.30/7,788.23 = 2,418.02/x
  3. Step 3: Cross multiply
    5,192.30x = 7,788.23 × 2,418.02
  4. Step 4: Simplify right side
    5,192.30x = 18,832,095.90
  5. Step 5: Solve for x
    x = 18,832,095.90/5,192.30
  6. Step 6: Final answer
    x = 3,626.93

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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.