Home / 7,441.75-11,160.74-2,759.18

Finding the Fourth Proportional to 7,441.75, 11,160.74 and 2,759.18

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Solution

The fourth proportional to 7,441.75, 11,160.74 and 2,759.18 is: 4,138.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.75 : 11,160.74 = 2,759.18 : x
  2. Step 2: Convert to fraction form
    7,441.75/11,160.74 = 2,759.18/x
  3. Step 3: Cross multiply
    7,441.75x = 11,160.74 × 2,759.18
  4. Step 4: Simplify right side
    7,441.75x = 30,794,490.59
  5. Step 5: Solve for x
    x = 30,794,490.59/7,441.75
  6. Step 6: Final answer
    x = 4,138.07

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Half scale
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Double scale
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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.