Home / 7,736.38-11,589.63-4,618.87

Finding the Fourth Proportional to 7,736.38, 11,589.63 and 4,618.87

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Solution

The fourth proportional to 7,736.38, 11,589.63 and 4,618.87 is: 6,919.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.38 : 11,589.63 = 4,618.87 : x
  2. Step 2: Convert to fraction form
    7,736.38/11,589.63 = 4,618.87/x
  3. Step 3: Cross multiply
    7,736.38x = 11,589.63 × 4,618.87
  4. Step 4: Simplify right side
    7,736.38x = 53,530,994.32
  5. Step 5: Solve for x
    x = 53,530,994.32/7,736.38
  6. Step 6: Final answer
    x = 6,919.39

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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.