Home / 6,747.68-10,116.12-3,936.18

Finding the Fourth Proportional to 6,747.68, 10,116.12 and 3,936.18

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Solution

The fourth proportional to 6,747.68, 10,116.12 and 3,936.18 is: 5,901.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.68 : 10,116.12 = 3,936.18 : x
  2. Step 2: Convert to fraction form
    6,747.68/10,116.12 = 3,936.18/x
  3. Step 3: Cross multiply
    6,747.68x = 10,116.12 × 3,936.18
  4. Step 4: Simplify right side
    6,747.68x = 39,818,869.22
  5. Step 5: Solve for x
    x = 39,818,869.22/6,747.68
  6. Step 6: Final answer
    x = 5,901.12

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1.5x scale

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.