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Finding the Fourth Proportional to 7,444.44, 11,234.21 and 7,196.58

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Solution

The fourth proportional to 7,444.44, 11,234.21 and 7,196.58 is: 10,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.44 : 11,234.21 = 7,196.58 : x
  2. Step 2: Convert to fraction form
    7,444.44/11,234.21 = 7,196.58/x
  3. Step 3: Cross multiply
    7,444.44x = 11,234.21 × 7,196.58
  4. Step 4: Simplify right side
    7,444.44x = 80,847,855.02
  5. Step 5: Solve for x
    x = 80,847,855.02/7,444.44
  6. Step 6: Final answer
    x = 10,860.17

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.