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Finding the Fourth Proportional to 7,496.54, 11,244.77 and 7,039.80

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Solution

The fourth proportional to 7,496.54, 11,244.77 and 7,039.80 is: 10,559.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,496.54 : 11,244.77 = 7,039.80 : x
  2. Step 2: Convert to fraction form
    7,496.54/11,244.77 = 7,039.80/x
  3. Step 3: Cross multiply
    7,496.54x = 11,244.77 × 7,039.80
  4. Step 4: Simplify right side
    7,496.54x = 79,160,923.05
  5. Step 5: Solve for x
    x = 79,160,923.05/7,496.54
  6. Step 6: Final answer
    x = 10,559.66

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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.