Home / 4,000.32-5,520.96-2,232.60

Finding the Fourth Proportional to 4,000.32, 5,520.96 and 2,232.60

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Solution

The fourth proportional to 4,000.32, 5,520.96 and 2,232.60 is: 3,081.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.32 : 5,520.96 = 2,232.60 : x
  2. Step 2: Convert to fraction form
    4,000.32/5,520.96 = 2,232.60/x
  3. Step 3: Cross multiply
    4,000.32x = 5,520.96 × 2,232.60
  4. Step 4: Simplify right side
    4,000.32x = 12,326,095.30
  5. Step 5: Solve for x
    x = 12,326,095.30/4,000.32
  6. Step 6: Final answer
    x = 3,081.28

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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.