Home / 8,500.26-11,726.59-5,664.88

Finding the Fourth Proportional to 8,500.26, 11,726.59 and 5,664.88

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Solution

The fourth proportional to 8,500.26, 11,726.59 and 5,664.88 is: 7,815.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.26 : 11,726.59 = 5,664.88 : x
  2. Step 2: Convert to fraction form
    8,500.26/11,726.59 = 5,664.88/x
  3. Step 3: Cross multiply
    8,500.26x = 11,726.59 × 5,664.88
  4. Step 4: Simplify right side
    8,500.26x = 66,429,725.16
  5. Step 5: Solve for x
    x = 66,429,725.16/8,500.26
  6. Step 6: Final answer
    x = 7,815.02

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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.