Home / 4,245.22-6,367.13-1,125.42

Finding the Fourth Proportional to 4,245.22, 6,367.13 and 1,125.42

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Solution

The fourth proportional to 4,245.22, 6,367.13 and 1,125.42 is: 1,687.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.22 : 6,367.13 = 1,125.42 : x
  2. Step 2: Convert to fraction form
    4,245.22/6,367.13 = 1,125.42/x
  3. Step 3: Cross multiply
    4,245.22x = 6,367.13 × 1,125.42
  4. Step 4: Simplify right side
    4,245.22x = 7,165,657.98
  5. Step 5: Solve for x
    x = 7,165,657.98/4,245.22
  6. Step 6: Final answer
    x = 1,687.94

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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.