Home / 4,935.90-6,811.62-2,697.90

Finding the Fourth Proportional to 4,935.90, 6,811.62 and 2,697.90

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Solution

The fourth proportional to 4,935.90, 6,811.62 and 2,697.90 is: 3,723.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.90 : 6,811.62 = 2,697.90 : x
  2. Step 2: Convert to fraction form
    4,935.90/6,811.62 = 2,697.90/x
  3. Step 3: Cross multiply
    4,935.90x = 6,811.62 × 2,697.90
  4. Step 4: Simplify right side
    4,935.90x = 18,377,069.60
  5. Step 5: Solve for x
    x = 18,377,069.60/4,935.90
  6. Step 6: Final answer
    x = 3,723.14

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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.