Home / 7,934.28-10,936.68-6,252.96

Finding the Fourth Proportional to 7,934.28, 10,936.68 and 6,252.96

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Solution

The fourth proportional to 7,934.28, 10,936.68 and 6,252.96 is: 8,619.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.28 : 10,936.68 = 6,252.96 : x
  2. Step 2: Convert to fraction form
    7,934.28/10,936.68 = 6,252.96/x
  3. Step 3: Cross multiply
    7,934.28x = 10,936.68 × 6,252.96
  4. Step 4: Simplify right side
    7,934.28x = 68,386,622.57
  5. Step 5: Solve for x
    x = 68,386,622.57/7,934.28
  6. Step 6: Final answer
    x = 8,619.13

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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.