Home / 5,453.92-8,179.06-2,166.13

Finding the Fourth Proportional to 5,453.92, 8,179.06 and 2,166.13

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Solution

The fourth proportional to 5,453.92, 8,179.06 and 2,166.13 is: 3,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.92 : 8,179.06 = 2,166.13 : x
  2. Step 2: Convert to fraction form
    5,453.92/8,179.06 = 2,166.13/x
  3. Step 3: Cross multiply
    5,453.92x = 8,179.06 × 2,166.13
  4. Step 4: Simplify right side
    5,453.92x = 17,716,907.24
  5. Step 5: Solve for x
    x = 17,716,907.24/5,453.92
  6. Step 6: Final answer
    x = 3,248.47

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Half scale
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Double scale
Find fourth proportional to 5,454.92, 8,180.56 and 2,167.13
Similar ratio
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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.