Home / 5,193.32-7,788.54-2,270.96

Finding the Fourth Proportional to 5,193.32, 7,788.54 and 2,270.96

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Solution

The fourth proportional to 5,193.32, 7,788.54 and 2,270.96 is: 3,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.32 : 7,788.54 = 2,270.96 : x
  2. Step 2: Convert to fraction form
    5,193.32/7,788.54 = 2,270.96/x
  3. Step 3: Cross multiply
    5,193.32x = 7,788.54 × 2,270.96
  4. Step 4: Simplify right side
    5,193.32x = 17,687,462.80
  5. Step 5: Solve for x
    x = 17,687,462.80/5,193.32
  6. Step 6: Final answer
    x = 3,405.81

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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.