Home / 5,402.22-8,095.23-4,167.78

Finding the Fourth Proportional to 5,402.22, 8,095.23 and 4,167.78

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Solution

The fourth proportional to 5,402.22, 8,095.23 and 4,167.78 is: 6,245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.22 : 8,095.23 = 4,167.78 : x
  2. Step 2: Convert to fraction form
    5,402.22/8,095.23 = 4,167.78/x
  3. Step 3: Cross multiply
    5,402.22x = 8,095.23 × 4,167.78
  4. Step 4: Simplify right side
    5,402.22x = 33,739,137.69
  5. Step 5: Solve for x
    x = 33,739,137.69/5,402.22
  6. Step 6: Final answer
    x = 6,245.42

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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.