Home / 8,733.20-13,101.73-3,186.52

Finding the Fourth Proportional to 8,733.20, 13,101.73 and 3,186.52

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Solution

The fourth proportional to 8,733.20, 13,101.73 and 3,186.52 is: 4,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.20 : 13,101.73 = 3,186.52 : x
  2. Step 2: Convert to fraction form
    8,733.20/13,101.73 = 3,186.52/x
  3. Step 3: Cross multiply
    8,733.20x = 13,101.73 × 3,186.52
  4. Step 4: Simplify right side
    8,733.20x = 41,748,961.86
  5. Step 5: Solve for x
    x = 41,748,961.86/8,733.20
  6. Step 6: Final answer
    x = 4,780.49

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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.