Home / 11,085.49-16,628.24-6,465.25

Finding the Fourth Proportional to 11,085.49, 16,628.24 and 6,465.25

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Solution

The fourth proportional to 11,085.49, 16,628.24 and 6,465.25 is: 9,697.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085.49 : 16,628.24 = 6,465.25 : x
  2. Step 2: Convert to fraction form
    11,085.49/16,628.24 = 6,465.25/x
  3. Step 3: Cross multiply
    11,085.49x = 16,628.24 × 6,465.25
  4. Step 4: Simplify right side
    11,085.49x = 107,505,728.66
  5. Step 5: Solve for x
    x = 107,505,728.66/11,085.49
  6. Step 6: Final answer
    x = 9,697.88

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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.