Home / 7,518.62-11,274.39-2,251.60

Finding the Fourth Proportional to 7,518.62, 11,274.39 and 2,251.60

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Solution

The fourth proportional to 7,518.62, 11,274.39 and 2,251.60 is: 3,376.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.62 : 11,274.39 = 2,251.60 : x
  2. Step 2: Convert to fraction form
    7,518.62/11,274.39 = 2,251.60/x
  3. Step 3: Cross multiply
    7,518.62x = 11,274.39 × 2,251.60
  4. Step 4: Simplify right side
    7,518.62x = 25,385,388.34
  5. Step 5: Solve for x
    x = 25,385,388.34/7,518.62
  6. Step 6: Final answer
    x = 3,376.34

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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.