Home / 8,835.76-13,255.56-3,212.08

Finding the Fourth Proportional to 8,835.76, 13,255.56 and 3,212.08

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Solution

The fourth proportional to 8,835.76, 13,255.56 and 3,212.08 is: 4,818.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.76 : 13,255.56 = 3,212.08 : x
  2. Step 2: Convert to fraction form
    8,835.76/13,255.56 = 3,212.08/x
  3. Step 3: Cross multiply
    8,835.76x = 13,255.56 × 3,212.08
  4. Step 4: Simplify right side
    8,835.76x = 42,577,919.16
  5. Step 5: Solve for x
    x = 42,577,919.16/8,835.76
  6. Step 6: Final answer
    x = 4,818.82

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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.