Home / 1,314.17-1,811.67-1,033.92

Finding the Fourth Proportional to 1,314.17, 1,811.67 and 1,033.92

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Solution

The fourth proportional to 1,314.17, 1,811.67 and 1,033.92 is: 1,425.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314.17 : 1,811.67 = 1,033.92 : x
  2. Step 2: Convert to fraction form
    1,314.17/1,811.67 = 1,033.92/x
  3. Step 3: Cross multiply
    1,314.17x = 1,811.67 × 1,033.92
  4. Step 4: Simplify right side
    1,314.17x = 1,873,121.85
  5. Step 5: Solve for x
    x = 1,873,121.85/1,314.17
  6. Step 6: Final answer
    x = 1,425.33

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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.