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Finding the Fourth Proportional to 3,674.97, 5,512.35 and 1,483.62

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Solution

The fourth proportional to 3,674.97, 5,512.35 and 1,483.62 is: 2,225.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.97 : 5,512.35 = 1,483.62 : x
  2. Step 2: Convert to fraction form
    3,674.97/5,512.35 = 1,483.62/x
  3. Step 3: Cross multiply
    3,674.97x = 5,512.35 × 1,483.62
  4. Step 4: Simplify right side
    3,674.97x = 8,178,217.60
  5. Step 5: Solve for x
    x = 8,178,217.60/3,674.97
  6. Step 6: Final answer
    x = 2,225.38

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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.