Home / 8,764.59-12,080.84-6,107.39

Finding the Fourth Proportional to 8,764.59, 12,080.84 and 6,107.39

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Solution

The fourth proportional to 8,764.59, 12,080.84 and 6,107.39 is: 8,418.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.59 : 12,080.84 = 6,107.39 : x
  2. Step 2: Convert to fraction form
    8,764.59/12,080.84 = 6,107.39/x
  3. Step 3: Cross multiply
    8,764.59x = 12,080.84 × 6,107.39
  4. Step 4: Simplify right side
    8,764.59x = 73,782,310.47
  5. Step 5: Solve for x
    x = 73,782,310.47/8,764.59
  6. Step 6: Final answer
    x = 8,418.23

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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.