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Finding the Fourth Proportional to 3,433.62, 5,150.43 and 1,484.76

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Solution

The fourth proportional to 3,433.62, 5,150.43 and 1,484.76 is: 2,227.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.62 : 5,150.43 = 1,484.76 : x
  2. Step 2: Convert to fraction form
    3,433.62/5,150.43 = 1,484.76/x
  3. Step 3: Cross multiply
    3,433.62x = 5,150.43 × 1,484.76
  4. Step 4: Simplify right side
    3,433.62x = 7,647,152.45
  5. Step 5: Solve for x
    x = 7,647,152.45/3,433.62
  6. Step 6: Final answer
    x = 2,227.14

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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.