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Finding the Fourth Proportional to 7,794.48, 11,591.56 and 7,548.44

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Solution

The fourth proportional to 7,794.48, 11,591.56 and 7,548.44 is: 11,225.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.48 : 11,591.56 = 7,548.44 : x
  2. Step 2: Convert to fraction form
    7,794.48/11,591.56 = 7,548.44/x
  3. Step 3: Cross multiply
    7,794.48x = 11,591.56 × 7,548.44
  4. Step 4: Simplify right side
    7,794.48x = 87,498,195.17
  5. Step 5: Solve for x
    x = 87,498,195.17/7,794.48
  6. Step 6: Final answer
    x = 11,225.66

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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 (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.