Home / 8,836.35-13,244.81-3,639.39

Finding the Fourth Proportional to 8,836.35, 13,244.81 and 3,639.39

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Solution

The fourth proportional to 8,836.35, 13,244.81 and 3,639.39 is: 5,455.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.35 : 13,244.81 = 3,639.39 : x
  2. Step 2: Convert to fraction form
    8,836.35/13,244.81 = 3,639.39/x
  3. Step 3: Cross multiply
    8,836.35x = 13,244.81 × 3,639.39
  4. Step 4: Simplify right side
    8,836.35x = 48,203,010.87
  5. Step 5: Solve for x
    x = 48,203,010.87/8,836.35
  6. Step 6: Final answer
    x = 5,455.08

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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.