Home / 5,447.26-8,170.56-2,525.40

Finding the Fourth Proportional to 5,447.26, 8,170.56 and 2,525.40

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Solution

The fourth proportional to 5,447.26, 8,170.56 and 2,525.40 is: 3,787.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.26 : 8,170.56 = 2,525.40 : x
  2. Step 2: Convert to fraction form
    5,447.26/8,170.56 = 2,525.40/x
  3. Step 3: Cross multiply
    5,447.26x = 8,170.56 × 2,525.40
  4. Step 4: Simplify right side
    5,447.26x = 20,633,932.22
  5. Step 5: Solve for x
    x = 20,633,932.22/5,447.26
  6. Step 6: Final answer
    x = 3,787.95

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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.