Home / 3,324.89-4,588.65-1,998.56

Finding the Fourth Proportional to 3,324.89, 4,588.65 and 1,998.56

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Solution

The fourth proportional to 3,324.89, 4,588.65 and 1,998.56 is: 2,758.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.89 : 4,588.65 = 1,998.56 : x
  2. Step 2: Convert to fraction form
    3,324.89/4,588.65 = 1,998.56/x
  3. Step 3: Cross multiply
    3,324.89x = 4,588.65 × 1,998.56
  4. Step 4: Simplify right side
    3,324.89x = 9,170,669.40
  5. Step 5: Solve for x
    x = 9,170,669.40/3,324.89
  6. Step 6: Final answer
    x = 2,758.19

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.