Home / 8,798.43-13,195.33-2,556.78

Finding the Fourth Proportional to 8,798.43, 13,195.33 and 2,556.78

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Solution

The fourth proportional to 8,798.43, 13,195.33 and 2,556.78 is: 3,834.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.43 : 13,195.33 = 2,556.78 : x
  2. Step 2: Convert to fraction form
    8,798.43/13,195.33 = 2,556.78/x
  3. Step 3: Cross multiply
    8,798.43x = 13,195.33 × 2,556.78
  4. Step 4: Simplify right side
    8,798.43x = 33,737,555.84
  5. Step 5: Solve for x
    x = 33,737,555.84/8,798.43
  6. Step 6: Final answer
    x = 3,834.50

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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.