Home / 9,310.08-12,844.80-6,165.12

Finding the Fourth Proportional to 9,310.08, 12,844.80 and 6,165.12

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Solution

The fourth proportional to 9,310.08, 12,844.80 and 6,165.12 is: 8,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.08 : 12,844.80 = 6,165.12 : x
  2. Step 2: Convert to fraction form
    9,310.08/12,844.80 = 6,165.12/x
  3. Step 3: Cross multiply
    9,310.08x = 12,844.80 × 6,165.12
  4. Step 4: Simplify right side
    9,310.08x = 79,189,733.38
  5. Step 5: Solve for x
    x = 79,189,733.38/9,310.08
  6. Step 6: Final answer
    x = 8,505.81

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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.