Home / 11,081.47-16,622.20-4,506.11

Finding the Fourth Proportional to 11,081.47, 16,622.20 and 4,506.11

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Solution

The fourth proportional to 11,081.47, 16,622.20 and 4,506.11 is: 6,759.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.47 : 16,622.20 = 4,506.11 : x
  2. Step 2: Convert to fraction form
    11,081.47/16,622.20 = 4,506.11/x
  3. Step 3: Cross multiply
    11,081.47x = 16,622.20 × 4,506.11
  4. Step 4: Simplify right side
    11,081.47x = 74,901,461.64
  5. Step 5: Solve for x
    x = 74,901,461.64/11,081.47
  6. Step 6: Final answer
    x = 6,759.16

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Half scale
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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.