Home / 4,452.11-6,142.32-2,859.11

Finding the Fourth Proportional to 4,452.11, 6,142.32 and 2,859.11

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Solution

The fourth proportional to 4,452.11, 6,142.32 and 2,859.11 is: 3,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.11 : 6,142.32 = 2,859.11 : x
  2. Step 2: Convert to fraction form
    4,452.11/6,142.32 = 2,859.11/x
  3. Step 3: Cross multiply
    4,452.11x = 6,142.32 × 2,859.11
  4. Step 4: Simplify right side
    4,452.11x = 17,561,537.82
  5. Step 5: Solve for x
    x = 17,561,537.82/4,452.11
  6. Step 6: Final answer
    x = 3,944.55

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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.