Home / 9,216.13-12,717.77-5,236.69

Finding the Fourth Proportional to 9,216.13, 12,717.77 and 5,236.69

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Solution

The fourth proportional to 9,216.13, 12,717.77 and 5,236.69 is: 7,226.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.13 : 12,717.77 = 5,236.69 : x
  2. Step 2: Convert to fraction form
    9,216.13/12,717.77 = 5,236.69/x
  3. Step 3: Cross multiply
    9,216.13x = 12,717.77 × 5,236.69
  4. Step 4: Simplify right side
    9,216.13x = 66,599,018.98
  5. Step 5: Solve for x
    x = 66,599,018.98/9,216.13
  6. Step 6: Final answer
    x = 7,226.35

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.