Home / 9,279.36-13,919.04-2,706.21

Finding the Fourth Proportional to 9,279.36, 13,919.04 and 2,706.21

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Solution

The fourth proportional to 9,279.36, 13,919.04 and 2,706.21 is: 4,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.36 : 13,919.04 = 2,706.21 : x
  2. Step 2: Convert to fraction form
    9,279.36/13,919.04 = 2,706.21/x
  3. Step 3: Cross multiply
    9,279.36x = 13,919.04 × 2,706.21
  4. Step 4: Simplify right side
    9,279.36x = 37,667,845.24
  5. Step 5: Solve for x
    x = 37,667,845.24/9,279.36
  6. Step 6: Final answer
    x = 4,059.32

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Similar ratio
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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.