Home / 4,000.57-5,521.22-2,232.79

Finding the Fourth Proportional to 4,000.57, 5,521.22 and 2,232.79

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Solution

The fourth proportional to 4,000.57, 5,521.22 and 2,232.79 is: 3,081.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.57 : 5,521.22 = 2,232.79 : x
  2. Step 2: Convert to fraction form
    4,000.57/5,521.22 = 2,232.79/x
  3. Step 3: Cross multiply
    4,000.57x = 5,521.22 × 2,232.79
  4. Step 4: Simplify right side
    4,000.57x = 12,327,724.80
  5. Step 5: Solve for x
    x = 12,327,724.80/4,000.57
  6. Step 6: Final answer
    x = 3,081.49

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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.