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Finding the Fourth Proportional to 9,166.77, 13,752.99 and 3,324.24

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Solution

The fourth proportional to 9,166.77, 13,752.99 and 3,324.24 is: 4,987.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166.77 : 13,752.99 = 3,324.24 : x
  2. Step 2: Convert to fraction form
    9,166.77/13,752.99 = 3,324.24/x
  3. Step 3: Cross multiply
    9,166.77x = 13,752.99 × 3,324.24
  4. Step 4: Simplify right side
    9,166.77x = 45,718,239.48
  5. Step 5: Solve for x
    x = 45,718,239.48/9,166.77
  6. Step 6: Final answer
    x = 4,987.39

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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.