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Finding the Fourth Proportional to 10,843.58, 16,265.58 and 3,448.14

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Solution

The fourth proportional to 10,843.58, 16,265.58 and 3,448.14 is: 5,172.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,843.58 : 16,265.58 = 3,448.14 : x
  2. Step 2: Convert to fraction form
    10,843.58/16,265.58 = 3,448.14/x
  3. Step 3: Cross multiply
    10,843.58x = 16,265.58 × 3,448.14
  4. Step 4: Simplify right side
    10,843.58x = 56,085,997.02
  5. Step 5: Solve for x
    x = 56,085,997.02/10,843.58
  6. Step 6: Final answer
    x = 5,172.28

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1.5x scale

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.