Home / 1,366.68-2,052.66-1,305.24

Finding the Fourth Proportional to 1,366.68, 2,052.66 and 1,305.24

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Solution

The fourth proportional to 1,366.68, 2,052.66 and 1,305.24 is: 1,960.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.68 : 2,052.66 = 1,305.24 : x
  2. Step 2: Convert to fraction form
    1,366.68/2,052.66 = 1,305.24/x
  3. Step 3: Cross multiply
    1,366.68x = 2,052.66 × 1,305.24
  4. Step 4: Simplify right side
    1,366.68x = 2,679,213.94
  5. Step 5: Solve for x
    x = 2,679,213.94/1,366.68
  6. Step 6: Final answer
    x = 1,960.38

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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.