Home / 5,137.11-7,084.53-3,730.14

Finding the Fourth Proportional to 5,137.11, 7,084.53 and 3,730.14

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Solution

The fourth proportional to 5,137.11, 7,084.53 and 3,730.14 is: 5,144.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.11 : 7,084.53 = 3,730.14 : x
  2. Step 2: Convert to fraction form
    5,137.11/7,084.53 = 3,730.14/x
  3. Step 3: Cross multiply
    5,137.11x = 7,084.53 × 3,730.14
  4. Step 4: Simplify right side
    5,137.11x = 26,426,288.73
  5. Step 5: Solve for x
    x = 26,426,288.73/5,137.11
  6. Step 6: Final answer
    x = 5,144.19

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Why These Related Problems?

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