Home / 3,338.19-4,606.31-1,993.55

Finding the Fourth Proportional to 3,338.19, 4,606.31 and 1,993.55

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Solution

The fourth proportional to 3,338.19, 4,606.31 and 1,993.55 is: 2,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.19 : 4,606.31 = 1,993.55 : x
  2. Step 2: Convert to fraction form
    3,338.19/4,606.31 = 1,993.55/x
  3. Step 3: Cross multiply
    3,338.19x = 4,606.31 × 1,993.55
  4. Step 4: Simplify right side
    3,338.19x = 9,182,876.30
  5. Step 5: Solve for x
    x = 9,182,876.30/3,338.19
  6. Step 6: Final answer
    x = 2,750.85

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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.