Home / 8,733.12-13,099.44-2,159.28

Finding the Fourth Proportional to 8,733.12, 13,099.44 and 2,159.28

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Solution

The fourth proportional to 8,733.12, 13,099.44 and 2,159.28 is: 3,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.12 : 13,099.44 = 2,159.28 : x
  2. Step 2: Convert to fraction form
    8,733.12/13,099.44 = 2,159.28/x
  3. Step 3: Cross multiply
    8,733.12x = 13,099.44 × 2,159.28
  4. Step 4: Simplify right side
    8,733.12x = 28,285,358.80
  5. Step 5: Solve for x
    x = 28,285,358.80/8,733.12
  6. Step 6: Final answer
    x = 3,238.86

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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.