Home / 3,517.25-5,274.03-1,436.09

Finding the Fourth Proportional to 3,517.25, 5,274.03 and 1,436.09

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Solution

The fourth proportional to 3,517.25, 5,274.03 and 1,436.09 is: 2,153.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.25 : 5,274.03 = 1,436.09 : x
  2. Step 2: Convert to fraction form
    3,517.25/5,274.03 = 1,436.09/x
  3. Step 3: Cross multiply
    3,517.25x = 5,274.03 × 1,436.09
  4. Step 4: Simplify right side
    3,517.25x = 7,573,981.74
  5. Step 5: Solve for x
    x = 7,573,981.74/3,517.25
  6. Step 6: Final answer
    x = 2,153.38

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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.