Home / 8,819.64-13,235.22-4,203

Finding the Fourth Proportional to 8,819.64, 13,235.22 and 4,203

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Solution

The fourth proportional to 8,819.64, 13,235.22 and 4,203 is: 6,307.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819.64 : 13,235.22 = 4,203 : x
  2. Step 2: Convert to fraction form
    8,819.64/13,235.22 = 4,203/x
  3. Step 3: Cross multiply
    8,819.64x = 13,235.22 × 4,203
  4. Step 4: Simplify right side
    8,819.64x = 55,627,629.66
  5. Step 5: Solve for x
    x = 55,627,629.66/8,819.64
  6. Step 6: Final answer
    x = 6,307.24

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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.