Home / 8,045.82-11,103.75-4,508.73

Finding the Fourth Proportional to 8,045.82, 11,103.75 and 4,508.73

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Solution

The fourth proportional to 8,045.82, 11,103.75 and 4,508.73 is: 6,222.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.82 : 11,103.75 = 4,508.73 : x
  2. Step 2: Convert to fraction form
    8,045.82/11,103.75 = 4,508.73/x
  3. Step 3: Cross multiply
    8,045.82x = 11,103.75 × 4,508.73
  4. Step 4: Simplify right side
    8,045.82x = 50,063,810.74
  5. Step 5: Solve for x
    x = 50,063,810.74/8,045.82
  6. Step 6: Final answer
    x = 6,222.34

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Half scale
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Double scale
Find fourth proportional to 8,046.82, 11,105.13 and 4,509.73
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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.