Home / 8,879.26-12,253.36-6,525.80

Finding the Fourth Proportional to 8,879.26, 12,253.36 and 6,525.80

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Solution

The fourth proportional to 8,879.26, 12,253.36 and 6,525.80 is: 9,005.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.26 : 12,253.36 = 6,525.80 : x
  2. Step 2: Convert to fraction form
    8,879.26/12,253.36 = 6,525.80/x
  3. Step 3: Cross multiply
    8,879.26x = 12,253.36 × 6,525.80
  4. Step 4: Simplify right side
    8,879.26x = 79,962,976.69
  5. Step 5: Solve for x
    x = 79,962,976.69/8,879.26
  6. Step 6: Final answer
    x = 9,005.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.