Home / 3,632.18-5,447.30-1,551.15

Finding the Fourth Proportional to 3,632.18, 5,447.30 and 1,551.15

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Solution

The fourth proportional to 3,632.18, 5,447.30 and 1,551.15 is: 2,326.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.18 : 5,447.30 = 1,551.15 : x
  2. Step 2: Convert to fraction form
    3,632.18/5,447.30 = 1,551.15/x
  3. Step 3: Cross multiply
    3,632.18x = 5,447.30 × 1,551.15
  4. Step 4: Simplify right side
    3,632.18x = 8,449,571.64
  5. Step 5: Solve for x
    x = 8,449,571.64/3,632.18
  6. Step 6: Final answer
    x = 2,326.31

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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.