Home / 4,757.88-7,129.62-3,523.32

Finding the Fourth Proportional to 4,757.88, 7,129.62 and 3,523.32

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Solution

The fourth proportional to 4,757.88, 7,129.62 and 3,523.32 is: 5,279.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.88 : 7,129.62 = 3,523.32 : x
  2. Step 2: Convert to fraction form
    4,757.88/7,129.62 = 3,523.32/x
  3. Step 3: Cross multiply
    4,757.88x = 7,129.62 × 3,523.32
  4. Step 4: Simplify right side
    4,757.88x = 25,119,932.74
  5. Step 5: Solve for x
    x = 25,119,932.74/4,757.88
  6. Step 6: Final answer
    x = 5,279.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.