Home / 5,453.75-8,184.76-3,996.71

Finding the Fourth Proportional to 5,453.75, 8,184.76 and 3,996.71

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Solution

The fourth proportional to 5,453.75, 8,184.76 and 3,996.71 is: 5,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.75 : 8,184.76 = 3,996.71 : x
  2. Step 2: Convert to fraction form
    5,453.75/8,184.76 = 3,996.71/x
  3. Step 3: Cross multiply
    5,453.75x = 8,184.76 × 3,996.71
  4. Step 4: Simplify right side
    5,453.75x = 32,712,112.14
  5. Step 5: Solve for x
    x = 32,712,112.14/5,453.75
  6. Step 6: Final answer
    x = 5,998.10

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Half scale
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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.