Home / 3,195.20-4,412.76-2,495.54

Finding the Fourth Proportional to 3,195.20, 4,412.76 and 2,495.54

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Solution

The fourth proportional to 3,195.20, 4,412.76 and 2,495.54 is: 3,446.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.20 : 4,412.76 = 2,495.54 : x
  2. Step 2: Convert to fraction form
    3,195.20/4,412.76 = 2,495.54/x
  3. Step 3: Cross multiply
    3,195.20x = 4,412.76 × 2,495.54
  4. Step 4: Simplify right side
    3,195.20x = 11,012,219.09
  5. Step 5: Solve for x
    x = 11,012,219.09/3,195.20
  6. Step 6: Final answer
    x = 3,446.49

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Half scale
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Double scale
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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.