Home / 5,525.78-8,288.68-2,236.62

Finding the Fourth Proportional to 5,525.78, 8,288.68 and 2,236.62

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Solution

The fourth proportional to 5,525.78, 8,288.68 and 2,236.62 is: 3,354.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.78 : 8,288.68 = 2,236.62 : x
  2. Step 2: Convert to fraction form
    5,525.78/8,288.68 = 2,236.62/x
  3. Step 3: Cross multiply
    5,525.78x = 8,288.68 × 2,236.62
  4. Step 4: Simplify right side
    5,525.78x = 18,538,627.46
  5. Step 5: Solve for x
    x = 18,538,627.46/5,525.78
  6. Step 6: Final answer
    x = 3,354.93

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Half scale
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Double scale
Find fourth proportional to 5,526.78, 8,290.18 and 2,237.62
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.