Home / 11,077.50-16,616.97-4,152.18

Finding the Fourth Proportional to 11,077.50, 16,616.97 and 4,152.18

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Solution

The fourth proportional to 11,077.50, 16,616.97 and 4,152.18 is: 6,228.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.50 : 16,616.97 = 4,152.18 : x
  2. Step 2: Convert to fraction form
    11,077.50/16,616.97 = 4,152.18/x
  3. Step 3: Cross multiply
    11,077.50x = 16,616.97 × 4,152.18
  4. Step 4: Simplify right side
    11,077.50x = 68,996,650.49
  5. Step 5: Solve for x
    x = 68,996,650.49/11,077.50
  6. Step 6: Final answer
    x = 6,228.54

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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.