Home / 1,344.42-2,016.81-1,282.14

Finding the Fourth Proportional to 1,344.42, 2,016.81 and 1,282.14

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Solution

The fourth proportional to 1,344.42, 2,016.81 and 1,282.14 is: 1,923.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344.42 : 2,016.81 = 1,282.14 : x
  2. Step 2: Convert to fraction form
    1,344.42/2,016.81 = 1,282.14/x
  3. Step 3: Cross multiply
    1,344.42x = 2,016.81 × 1,282.14
  4. Step 4: Simplify right side
    1,344.42x = 2,585,832.77
  5. Step 5: Solve for x
    x = 2,585,832.77/1,344.42
  6. Step 6: Final answer
    x = 1,923.38

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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.