Home / 5,137.62-7,083.31-4,192.45

Finding the Fourth Proportional to 5,137.62, 7,083.31 and 4,192.45

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Solution

The fourth proportional to 5,137.62, 7,083.31 and 4,192.45 is: 5,780.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.62 : 7,083.31 = 4,192.45 : x
  2. Step 2: Convert to fraction form
    5,137.62/7,083.31 = 4,192.45/x
  3. Step 3: Cross multiply
    5,137.62x = 7,083.31 × 4,192.45
  4. Step 4: Simplify right side
    5,137.62x = 29,696,423.01
  5. Step 5: Solve for x
    x = 29,696,423.01/5,137.62
  6. Step 6: Final answer
    x = 5,780.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.