Home / 4,040.58-5,575.02-2,272.18

Finding the Fourth Proportional to 4,040.58, 5,575.02 and 2,272.18

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Solution

The fourth proportional to 4,040.58, 5,575.02 and 2,272.18 is: 3,135.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.58 : 5,575.02 = 2,272.18 : x
  2. Step 2: Convert to fraction form
    4,040.58/5,575.02 = 2,272.18/x
  3. Step 3: Cross multiply
    4,040.58x = 5,575.02 × 2,272.18
  4. Step 4: Simplify right side
    4,040.58x = 12,667,448.94
  5. Step 5: Solve for x
    x = 12,667,448.94/4,040.58
  6. Step 6: Final answer
    x = 3,135.06

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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.