Home / 5,620.72-7,754.97-3,632.44

Finding the Fourth Proportional to 5,620.72, 7,754.97 and 3,632.44

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Solution

The fourth proportional to 5,620.72, 7,754.97 and 3,632.44 is: 5,011.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.72 : 7,754.97 = 3,632.44 : x
  2. Step 2: Convert to fraction form
    5,620.72/7,754.97 = 3,632.44/x
  3. Step 3: Cross multiply
    5,620.72x = 7,754.97 × 3,632.44
  4. Step 4: Simplify right side
    5,620.72x = 28,169,463.23
  5. Step 5: Solve for x
    x = 28,169,463.23/5,620.72
  6. Step 6: Final answer
    x = 5,011.72

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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.