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Finding the Fourth Proportional to 3,793.02, 5,689.49 and 1,484.50

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Solution

The fourth proportional to 3,793.02, 5,689.49 and 1,484.50 is: 2,226.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.02 : 5,689.49 = 1,484.50 : x
  2. Step 2: Convert to fraction form
    3,793.02/5,689.49 = 1,484.50/x
  3. Step 3: Cross multiply
    3,793.02x = 5,689.49 × 1,484.50
  4. Step 4: Simplify right side
    3,793.02x = 8,446,047.91
  5. Step 5: Solve for x
    x = 8,446,047.91/3,793.02
  6. Step 6: Final answer
    x = 2,226.73

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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.