Home / 1,250.46-1,724.66-1,064.56

Finding the Fourth Proportional to 1,250.46, 1,724.66 and 1,064.56

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Solution

The fourth proportional to 1,250.46, 1,724.66 and 1,064.56 is: 1,468.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.46 : 1,724.66 = 1,064.56 : x
  2. Step 2: Convert to fraction form
    1,250.46/1,724.66 = 1,064.56/x
  3. Step 3: Cross multiply
    1,250.46x = 1,724.66 × 1,064.56
  4. Step 4: Simplify right side
    1,250.46x = 1,836,004.05
  5. Step 5: Solve for x
    x = 1,836,004.05/1,250.46
  6. Step 6: Final answer
    x = 1,468.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.