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Finding the Fourth Proportional to 8,055.66, 11,116.98 and 4,519.11

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Solution

The fourth proportional to 8,055.66, 11,116.98 and 4,519.11 is: 6,236.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.66 : 11,116.98 = 4,519.11 : x
  2. Step 2: Convert to fraction form
    8,055.66/11,116.98 = 4,519.11/x
  3. Step 3: Cross multiply
    8,055.66x = 11,116.98 × 4,519.11
  4. Step 4: Simplify right side
    8,055.66x = 50,238,855.49
  5. Step 5: Solve for x
    x = 50,238,855.49/8,055.66
  6. Step 6: Final answer
    x = 6,236.47

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Half scale
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Double 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.