Home / 6,625.86-9,143.94-3,793.68

Finding the Fourth Proportional to 6,625.86, 9,143.94 and 3,793.68

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Solution

The fourth proportional to 6,625.86, 9,143.94 and 3,793.68 is: 5,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.86 : 9,143.94 = 3,793.68 : x
  2. Step 2: Convert to fraction form
    6,625.86/9,143.94 = 3,793.68/x
  3. Step 3: Cross multiply
    6,625.86x = 9,143.94 × 3,793.68
  4. Step 4: Simplify right side
    6,625.86x = 34,689,182.30
  5. Step 5: Solve for x
    x = 34,689,182.30/6,625.86
  6. Step 6: Final answer
    x = 5,235.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.