Home / 8,936.37-13,404.65-2,696.40

Finding the Fourth Proportional to 8,936.37, 13,404.65 and 2,696.40

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Solution

The fourth proportional to 8,936.37, 13,404.65 and 2,696.40 is: 4,044.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.37 : 13,404.65 = 2,696.40 : x
  2. Step 2: Convert to fraction form
    8,936.37/13,404.65 = 2,696.40/x
  3. Step 3: Cross multiply
    8,936.37x = 13,404.65 × 2,696.40
  4. Step 4: Simplify right side
    8,936.37x = 36,144,284.78
  5. Step 5: Solve for x
    x = 36,144,284.78/8,936.37
  6. Step 6: Final answer
    x = 4,044.63

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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.