Home / 4,000.68-5,520.69-2,232.45

Finding the Fourth Proportional to 4,000.68, 5,520.69 and 2,232.45

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Solution

The fourth proportional to 4,000.68, 5,520.69 and 2,232.45 is: 3,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.68 : 5,520.69 = 2,232.45 : x
  2. Step 2: Convert to fraction form
    4,000.68/5,520.69 = 2,232.45/x
  3. Step 3: Cross multiply
    4,000.68x = 5,520.69 × 2,232.45
  4. Step 4: Simplify right side
    4,000.68x = 12,324,664.39
  5. Step 5: Solve for x
    x = 12,324,664.39/4,000.68
  6. Step 6: Final answer
    x = 3,080.64

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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.