Home / 8,014.70-11,063.38-7,173.92

Finding the Fourth Proportional to 8,014.70, 11,063.38 and 7,173.92

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Solution

The fourth proportional to 8,014.70, 11,063.38 and 7,173.92 is: 9,902.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.70 : 11,063.38 = 7,173.92 : x
  2. Step 2: Convert to fraction form
    8,014.70/11,063.38 = 7,173.92/x
  3. Step 3: Cross multiply
    8,014.70x = 11,063.38 × 7,173.92
  4. Step 4: Simplify right side
    8,014.70x = 79,367,794.84
  5. Step 5: Solve for x
    x = 79,367,794.84/8,014.70
  6. Step 6: Final answer
    x = 9,902.77

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.