Home / 3,224.70-4,450.59-2,340.18

Finding the Fourth Proportional to 3,224.70, 4,450.59 and 2,340.18

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Solution

The fourth proportional to 3,224.70, 4,450.59 and 2,340.18 is: 3,229.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.70 : 4,450.59 = 2,340.18 : x
  2. Step 2: Convert to fraction form
    3,224.70/4,450.59 = 2,340.18/x
  3. Step 3: Cross multiply
    3,224.70x = 4,450.59 × 2,340.18
  4. Step 4: Simplify right side
    3,224.70x = 10,415,181.71
  5. Step 5: Solve for x
    x = 10,415,181.71/3,224.70
  6. Step 6: Final answer
    x = 3,229.81

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Half scale
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Double scale
Find fourth proportional to 3,225.70, 4,451.97 and 2,341.18
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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.