Home / 8,556.24-12,834.90-2,713.20

Finding the Fourth Proportional to 8,556.24, 12,834.90 and 2,713.20

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Solution

The fourth proportional to 8,556.24, 12,834.90 and 2,713.20 is: 4,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.24 : 12,834.90 = 2,713.20 : x
  2. Step 2: Convert to fraction form
    8,556.24/12,834.90 = 2,713.20/x
  3. Step 3: Cross multiply
    8,556.24x = 12,834.90 × 2,713.20
  4. Step 4: Simplify right side
    8,556.24x = 34,823,650.68
  5. Step 5: Solve for x
    x = 34,823,650.68/8,556.24
  6. Step 6: Final answer
    x = 4,069.97

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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.