Home / 8,108.49-12,162.74-6,262.29

Finding the Fourth Proportional to 8,108.49, 12,162.74 and 6,262.29

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Solution

The fourth proportional to 8,108.49, 12,162.74 and 6,262.29 is: 9,393.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108.49 : 12,162.74 = 6,262.29 : x
  2. Step 2: Convert to fraction form
    8,108.49/12,162.74 = 6,262.29/x
  3. Step 3: Cross multiply
    8,108.49x = 12,162.74 × 6,262.29
  4. Step 4: Simplify right side
    8,108.49x = 76,166,573.76
  5. Step 5: Solve for x
    x = 76,166,573.76/8,108.49
  6. Step 6: Final answer
    x = 9,393.44

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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.