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Finding the Fourth Proportional to 5,069.36, 6,996.56 and 4,936.11

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Solution

The fourth proportional to 5,069.36, 6,996.56 and 4,936.11 is: 6,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.36 : 6,996.56 = 4,936.11 : x
  2. Step 2: Convert to fraction form
    5,069.36/6,996.56 = 4,936.11/x
  3. Step 3: Cross multiply
    5,069.36x = 6,996.56 × 4,936.11
  4. Step 4: Simplify right side
    5,069.36x = 34,535,765.10
  5. Step 5: Solve for x
    x = 34,535,765.10/5,069.36
  6. Step 6: Final answer
    x = 6,812.65

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1.5x scale

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.