Home / 7,731.66-10,669.60-4,194.85

Finding the Fourth Proportional to 7,731.66, 10,669.60 and 4,194.85

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Solution

The fourth proportional to 7,731.66, 10,669.60 and 4,194.85 is: 5,788.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.66 : 10,669.60 = 4,194.85 : x
  2. Step 2: Convert to fraction form
    7,731.66/10,669.60 = 4,194.85/x
  3. Step 3: Cross multiply
    7,731.66x = 10,669.60 × 4,194.85
  4. Step 4: Simplify right side
    7,731.66x = 44,757,297.24
  5. Step 5: Solve for x
    x = 44,757,297.24/7,731.66
  6. Step 6: Final answer
    x = 5,788.83

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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.