Home / 1,366.24-2,059.36-1,249.38

Finding the Fourth Proportional to 1,366.24, 2,059.36 and 1,249.38

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Solution

The fourth proportional to 1,366.24, 2,059.36 and 1,249.38 is: 1,883.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.24 : 2,059.36 = 1,249.38 : x
  2. Step 2: Convert to fraction form
    1,366.24/2,059.36 = 1,249.38/x
  3. Step 3: Cross multiply
    1,366.24x = 2,059.36 × 1,249.38
  4. Step 4: Simplify right side
    1,366.24x = 2,572,923.20
  5. Step 5: Solve for x
    x = 2,572,923.20/1,366.24
  6. Step 6: Final answer
    x = 1,883.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.