Home / 4,000.48-5,520.84-2,674.72

Finding the Fourth Proportional to 4,000.48, 5,520.84 and 2,674.72

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Solution

The fourth proportional to 4,000.48, 5,520.84 and 2,674.72 is: 3,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.48 : 5,520.84 = 2,674.72 : x
  2. Step 2: Convert to fraction form
    4,000.48/5,520.84 = 2,674.72/x
  3. Step 3: Cross multiply
    4,000.48x = 5,520.84 × 2,674.72
  4. Step 4: Simplify right side
    4,000.48x = 14,766,701.16
  5. Step 5: Solve for x
    x = 14,766,701.16/4,000.48
  6. Step 6: Final answer
    x = 3,691.23

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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.