Home / 7,936.32-11,834.61-7,382.28

Finding the Fourth Proportional to 7,936.32, 11,834.61 and 7,382.28

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Solution

The fourth proportional to 7,936.32, 11,834.61 and 7,382.28 is: 11,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.32 : 11,834.61 = 7,382.28 : x
  2. Step 2: Convert to fraction form
    7,936.32/11,834.61 = 7,382.28/x
  3. Step 3: Cross multiply
    7,936.32x = 11,834.61 × 7,382.28
  4. Step 4: Simplify right side
    7,936.32x = 87,366,404.71
  5. Step 5: Solve for x
    x = 87,366,404.71/7,936.32
  6. Step 6: Final answer
    x = 11,008.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.