Home / 12,741.48-19,114.44-3,974.16

Finding the Fourth Proportional to 12,741.48, 19,114.44 and 3,974.16

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Solution

The fourth proportional to 12,741.48, 19,114.44 and 3,974.16 is: 5,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,741.48 : 19,114.44 = 3,974.16 : x
  2. Step 2: Convert to fraction form
    12,741.48/19,114.44 = 3,974.16/x
  3. Step 3: Cross multiply
    12,741.48x = 19,114.44 × 3,974.16
  4. Step 4: Simplify right side
    12,741.48x = 75,963,842.87
  5. Step 5: Solve for x
    x = 75,963,842.87/12,741.48
  6. Step 6: Final answer
    x = 5,961.93

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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.