Home / 5,193.48-7,787.79-2,270.19

Finding the Fourth Proportional to 5,193.48, 7,787.79 and 2,270.19

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Solution

The fourth proportional to 5,193.48, 7,787.79 and 2,270.19 is: 3,404.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.48 : 7,787.79 = 2,270.19 : x
  2. Step 2: Convert to fraction form
    5,193.48/7,787.79 = 2,270.19/x
  3. Step 3: Cross multiply
    5,193.48x = 7,787.79 × 2,270.19
  4. Step 4: Simplify right side
    5,193.48x = 17,679,762.98
  5. Step 5: Solve for x
    x = 17,679,762.98/5,193.48
  6. Step 6: Final answer
    x = 3,404.22

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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.