Home / 6,921.45-10,382.36-2,537.73

Finding the Fourth Proportional to 6,921.45, 10,382.36 and 2,537.73

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Solution

The fourth proportional to 6,921.45, 10,382.36 and 2,537.73 is: 3,806.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921.45 : 10,382.36 = 2,537.73 : x
  2. Step 2: Convert to fraction form
    6,921.45/10,382.36 = 2,537.73/x
  3. Step 3: Cross multiply
    6,921.45x = 10,382.36 × 2,537.73
  4. Step 4: Simplify right side
    6,921.45x = 26,347,613.75
  5. Step 5: Solve for x
    x = 26,347,613.75/6,921.45
  6. Step 6: Final answer
    x = 3,806.66

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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.