Home / 3,674.36-5,512.68-1,175.92

Finding the Fourth Proportional to 3,674.36, 5,512.68 and 1,175.92

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Solution

The fourth proportional to 3,674.36, 5,512.68 and 1,175.92 is: 1,764.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.36 : 5,512.68 = 1,175.92 : x
  2. Step 2: Convert to fraction form
    3,674.36/5,512.68 = 1,175.92/x
  3. Step 3: Cross multiply
    3,674.36x = 5,512.68 × 1,175.92
  4. Step 4: Simplify right side
    3,674.36x = 6,482,470.67
  5. Step 5: Solve for x
    x = 6,482,470.67/3,674.36
  6. Step 6: Final answer
    x = 1,764.24

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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.