Home / 9,550.14-13,179.58-5,243.40

Finding the Fourth Proportional to 9,550.14, 13,179.58 and 5,243.40

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Solution

The fourth proportional to 9,550.14, 13,179.58 and 5,243.40 is: 7,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,550.14 : 13,179.58 = 5,243.40 : x
  2. Step 2: Convert to fraction form
    9,550.14/13,179.58 = 5,243.40/x
  3. Step 3: Cross multiply
    9,550.14x = 13,179.58 × 5,243.40
  4. Step 4: Simplify right side
    9,550.14x = 69,105,796.66
  5. Step 5: Solve for x
    x = 69,105,796.66/9,550.14
  6. Step 6: Final answer
    x = 7,236.10

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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.