Home / 6,301.78-9,452.28-2,790.76

Finding the Fourth Proportional to 6,301.78, 9,452.28 and 2,790.76

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Solution

The fourth proportional to 6,301.78, 9,452.28 and 2,790.76 is: 4,185.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,301.78 : 9,452.28 = 2,790.76 : x
  2. Step 2: Convert to fraction form
    6,301.78/9,452.28 = 2,790.76/x
  3. Step 3: Cross multiply
    6,301.78x = 9,452.28 × 2,790.76
  4. Step 4: Simplify right side
    6,301.78x = 26,379,044.93
  5. Step 5: Solve for x
    x = 26,379,044.93/6,301.78
  6. Step 6: Final answer
    x = 4,185.97

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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.