Home / 4,000.98-5,520.82-2,232.55

Finding the Fourth Proportional to 4,000.98, 5,520.82 and 2,232.55

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Solution

The fourth proportional to 4,000.98, 5,520.82 and 2,232.55 is: 3,080.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.98 : 5,520.82 = 2,232.55 : x
  2. Step 2: Convert to fraction form
    4,000.98/5,520.82 = 2,232.55/x
  3. Step 3: Cross multiply
    4,000.98x = 5,520.82 × 2,232.55
  4. Step 4: Simplify right side
    4,000.98x = 12,325,506.69
  5. Step 5: Solve for x
    x = 12,325,506.69/4,000.98
  6. Step 6: Final answer
    x = 3,080.62

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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.