Home / 4,040.25-5,575.48-2,271.85

Finding the Fourth Proportional to 4,040.25, 5,575.48 and 2,271.85

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Solution

The fourth proportional to 4,040.25, 5,575.48 and 2,271.85 is: 3,135.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.25 : 5,575.48 = 2,271.85 : x
  2. Step 2: Convert to fraction form
    4,040.25/5,575.48 = 2,271.85/x
  3. Step 3: Cross multiply
    4,040.25x = 5,575.48 × 2,271.85
  4. Step 4: Simplify right side
    4,040.25x = 12,666,654.24
  5. Step 5: Solve for x
    x = 12,666,654.24/4,040.25
  6. Step 6: Final answer
    x = 3,135.12

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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.