Home / 6,126.20-9,190.71-2,230.50

Finding the Fourth Proportional to 6,126.20, 9,190.71 and 2,230.50

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Solution

The fourth proportional to 6,126.20, 9,190.71 and 2,230.50 is: 3,346.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.20 : 9,190.71 = 2,230.50 : x
  2. Step 2: Convert to fraction form
    6,126.20/9,190.71 = 2,230.50/x
  3. Step 3: Cross multiply
    6,126.20x = 9,190.71 × 2,230.50
  4. Step 4: Simplify right side
    6,126.20x = 20,499,878.66
  5. Step 5: Solve for x
    x = 20,499,878.66/6,126.20
  6. Step 6: Final answer
    x = 3,346.27

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Double 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.