Home / 8,240.28-11,371.50-5,096.76

Finding the Fourth Proportional to 8,240.28, 11,371.50 and 5,096.76

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Solution

The fourth proportional to 8,240.28, 11,371.50 and 5,096.76 is: 7,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.28 : 11,371.50 = 5,096.76 : x
  2. Step 2: Convert to fraction form
    8,240.28/11,371.50 = 5,096.76/x
  3. Step 3: Cross multiply
    8,240.28x = 11,371.50 × 5,096.76
  4. Step 4: Simplify right side
    8,240.28x = 57,957,806.34
  5. Step 5: Solve for x
    x = 57,957,806.34/8,240.28
  6. Step 6: Final answer
    x = 7,033.48

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Half 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.