Home / 2,649.37-3,974.05-1,923.56

Finding the Fourth Proportional to 2,649.37, 3,974.05 and 1,923.56

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Solution

The fourth proportional to 2,649.37, 3,974.05 and 1,923.56 is: 2,885.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649.37 : 3,974.05 = 1,923.56 : x
  2. Step 2: Convert to fraction form
    2,649.37/3,974.05 = 1,923.56/x
  3. Step 3: Cross multiply
    2,649.37x = 3,974.05 × 1,923.56
  4. Step 4: Simplify right side
    2,649.37x = 7,644,309.88
  5. Step 5: Solve for x
    x = 7,644,309.88/2,649.37
  6. Step 6: Final answer
    x = 2,885.33

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.