Home / 4,000.52-5,520.74-2,232.11

Finding the Fourth Proportional to 4,000.52, 5,520.74 and 2,232.11

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Solution

The fourth proportional to 4,000.52, 5,520.74 and 2,232.11 is: 3,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.52 : 5,520.74 = 2,232.11 : x
  2. Step 2: Convert to fraction form
    4,000.52/5,520.74 = 2,232.11/x
  3. Step 3: Cross multiply
    4,000.52x = 5,520.74 × 2,232.11
  4. Step 4: Simplify right side
    4,000.52x = 12,322,860.20
  5. Step 5: Solve for x
    x = 12,322,860.20/4,000.52
  6. Step 6: Final answer
    x = 3,080.32

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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.