Home / 10,880.97-16,321.45-7,182.33

Finding the Fourth Proportional to 10,880.97, 16,321.45 and 7,182.33

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Solution

The fourth proportional to 10,880.97, 16,321.45 and 7,182.33 is: 10,773.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880.97 : 16,321.45 = 7,182.33 : x
  2. Step 2: Convert to fraction form
    10,880.97/16,321.45 = 7,182.33/x
  3. Step 3: Cross multiply
    10,880.97x = 16,321.45 × 7,182.33
  4. Step 4: Simplify right side
    10,880.97x = 117,226,004.07
  5. Step 5: Solve for x
    x = 117,226,004.07/10,880.97
  6. Step 6: Final answer
    x = 10,773.49

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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.