Home / 2,266.72-3,126.30-1,520.44

Finding the Fourth Proportional to 2,266.72, 3,126.30 and 1,520.44

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Solution

The fourth proportional to 2,266.72, 3,126.30 and 1,520.44 is: 2,097.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.72 : 3,126.30 = 1,520.44 : x
  2. Step 2: Convert to fraction form
    2,266.72/3,126.30 = 1,520.44/x
  3. Step 3: Cross multiply
    2,266.72x = 3,126.30 × 1,520.44
  4. Step 4: Simplify right side
    2,266.72x = 4,753,351.57
  5. Step 5: Solve for x
    x = 4,753,351.57/2,266.72
  6. Step 6: Final answer
    x = 2,097.02

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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.