Home / 8,659.26-11,949.83-4,680.36

Finding the Fourth Proportional to 8,659.26, 11,949.83 and 4,680.36

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Solution

The fourth proportional to 8,659.26, 11,949.83 and 4,680.36 is: 6,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,659.26 : 11,949.83 = 4,680.36 : x
  2. Step 2: Convert to fraction form
    8,659.26/11,949.83 = 4,680.36/x
  3. Step 3: Cross multiply
    8,659.26x = 11,949.83 × 4,680.36
  4. Step 4: Simplify right side
    8,659.26x = 55,929,482.94
  5. Step 5: Solve for x
    x = 55,929,482.94/8,659.26
  6. Step 6: Final answer
    x = 6,458.92

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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.