Home / 3,343.26-4,615.62-2,225.76

Finding the Fourth Proportional to 3,343.26, 4,615.62 and 2,225.76

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Solution

The fourth proportional to 3,343.26, 4,615.62 and 2,225.76 is: 3,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.26 : 4,615.62 = 2,225.76 : x
  2. Step 2: Convert to fraction form
    3,343.26/4,615.62 = 2,225.76/x
  3. Step 3: Cross multiply
    3,343.26x = 4,615.62 × 2,225.76
  4. Step 4: Simplify right side
    3,343.26x = 10,273,262.37
  5. Step 5: Solve for x
    x = 10,273,262.37/3,343.26
  6. Step 6: Final answer
    x = 3,072.83

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Half scale
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Double scale
Find fourth proportional to 3,344.26, 4,617 and 2,226.76
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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.