Home / 3,552.07-5,328.11-1,086.88

Finding the Fourth Proportional to 3,552.07, 5,328.11 and 1,086.88

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Solution

The fourth proportional to 3,552.07, 5,328.11 and 1,086.88 is: 1,630.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.07 : 5,328.11 = 1,086.88 : x
  2. Step 2: Convert to fraction form
    3,552.07/5,328.11 = 1,086.88/x
  3. Step 3: Cross multiply
    3,552.07x = 5,328.11 × 1,086.88
  4. Step 4: Simplify right side
    3,552.07x = 5,790,989.56
  5. Step 5: Solve for x
    x = 5,790,989.56/3,552.07
  6. Step 6: Final answer
    x = 1,630.32

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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.