Home / 4,027.38-5,557.78-2,235.13

Finding the Fourth Proportional to 4,027.38, 5,557.78 and 2,235.13

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Solution

The fourth proportional to 4,027.38, 5,557.78 and 2,235.13 is: 3,084.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.38 : 5,557.78 = 2,235.13 : x
  2. Step 2: Convert to fraction form
    4,027.38/5,557.78 = 2,235.13/x
  3. Step 3: Cross multiply
    4,027.38x = 5,557.78 × 2,235.13
  4. Step 4: Simplify right side
    4,027.38x = 12,422,368.40
  5. Step 5: Solve for x
    x = 12,422,368.40/4,027.38
  6. Step 6: Final answer
    x = 3,084.48

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Half 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.