Home / 9,279.59-13,919.37-2,616.08

Finding the Fourth Proportional to 9,279.59, 13,919.37 and 2,616.08

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Solution

The fourth proportional to 9,279.59, 13,919.37 and 2,616.08 is: 3,924.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.59 : 13,919.37 = 2,616.08 : x
  2. Step 2: Convert to fraction form
    9,279.59/13,919.37 = 2,616.08/x
  3. Step 3: Cross multiply
    9,279.59x = 13,919.37 × 2,616.08
  4. Step 4: Simplify right side
    9,279.59x = 36,414,144.03
  5. Step 5: Solve for x
    x = 36,414,144.03/9,279.59
  6. Step 6: Final answer
    x = 3,924.11

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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.