Home / 4,000.38-5,520.44-2,232.30

Finding the Fourth Proportional to 4,000.38, 5,520.44 and 2,232.30

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Solution

The fourth proportional to 4,000.38, 5,520.44 and 2,232.30 is: 3,080.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.38 : 5,520.44 = 2,232.30 : x
  2. Step 2: Convert to fraction form
    4,000.38/5,520.44 = 2,232.30/x
  3. Step 3: Cross multiply
    4,000.38x = 5,520.44 × 2,232.30
  4. Step 4: Simplify right side
    4,000.38x = 12,323,278.21
  5. Step 5: Solve for x
    x = 12,323,278.21/4,000.38
  6. Step 6: Final answer
    x = 3,080.53

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,001.38, 5,521.82 and 2,233.30
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.