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Finding the Fourth Proportional to 3,137.67, 4,329.51 and 1,793.05

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Solution

The fourth proportional to 3,137.67, 4,329.51 and 1,793.05 is: 2,474.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.67 : 4,329.51 = 1,793.05 : x
  2. Step 2: Convert to fraction form
    3,137.67/4,329.51 = 1,793.05/x
  3. Step 3: Cross multiply
    3,137.67x = 4,329.51 × 1,793.05
  4. Step 4: Simplify right side
    3,137.67x = 7,763,027.91
  5. Step 5: Solve for x
    x = 7,763,027.91/3,137.67
  6. Step 6: Final answer
    x = 2,474.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.