Home / 7,936.28-10,927.13-6,738.77

Finding the Fourth Proportional to 7,936.28, 10,927.13 and 6,738.77

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Solution

The fourth proportional to 7,936.28, 10,927.13 and 6,738.77 is: 9,278.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.28 : 10,927.13 = 6,738.77 : x
  2. Step 2: Convert to fraction form
    7,936.28/10,927.13 = 6,738.77/x
  3. Step 3: Cross multiply
    7,936.28x = 10,927.13 × 6,738.77
  4. Step 4: Simplify right side
    7,936.28x = 73,635,327.50
  5. Step 5: Solve for x
    x = 73,635,327.50/7,936.28
  6. Step 6: Final answer
    x = 9,278.32

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Half scale
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Double scale
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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.