Home / 7,274.82-10,912.01-2,010.15

Finding the Fourth Proportional to 7,274.82, 10,912.01 and 2,010.15

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Solution

The fourth proportional to 7,274.82, 10,912.01 and 2,010.15 is: 3,015.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.82 : 10,912.01 = 2,010.15 : x
  2. Step 2: Convert to fraction form
    7,274.82/10,912.01 = 2,010.15/x
  3. Step 3: Cross multiply
    7,274.82x = 10,912.01 × 2,010.15
  4. Step 4: Simplify right side
    7,274.82x = 21,934,781.93
  5. Step 5: Solve for x
    x = 21,934,781.93/7,274.82
  6. Step 6: Final answer
    x = 3,015.16

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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.