Home / 10,045.72-15,067.29-2,650.73

Finding the Fourth Proportional to 10,045.72, 15,067.29 and 2,650.73

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Solution

The fourth proportional to 10,045.72, 15,067.29 and 2,650.73 is: 3,975.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.72 : 15,067.29 = 2,650.73 : x
  2. Step 2: Convert to fraction form
    10,045.72/15,067.29 = 2,650.73/x
  3. Step 3: Cross multiply
    10,045.72x = 15,067.29 × 2,650.73
  4. Step 4: Simplify right side
    10,045.72x = 39,939,355.29
  5. Step 5: Solve for x
    x = 39,939,355.29/10,045.72
  6. Step 6: Final answer
    x = 3,975.76

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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.