Home / 3,488.76-4,814.62-1,996.72

Finding the Fourth Proportional to 3,488.76, 4,814.62 and 1,996.72

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Solution

The fourth proportional to 3,488.76, 4,814.62 and 1,996.72 is: 2,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.76 : 4,814.62 = 1,996.72 : x
  2. Step 2: Convert to fraction form
    3,488.76/4,814.62 = 1,996.72/x
  3. Step 3: Cross multiply
    3,488.76x = 4,814.62 × 1,996.72
  4. Step 4: Simplify right side
    3,488.76x = 9,613,431.02
  5. Step 5: Solve for x
    x = 9,613,431.02/3,488.76
  6. Step 6: Final answer
    x = 2,755.54

Related Problems

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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.