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Finding the Fourth Proportional to 6,093.70, 9,140.55 and 3,906.70

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Solution

The fourth proportional to 6,093.70, 9,140.55 and 3,906.70 is: 5,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,093.70 : 9,140.55 = 3,906.70 : x
  2. Step 2: Convert to fraction form
    6,093.70/9,140.55 = 3,906.70/x
  3. Step 3: Cross multiply
    6,093.70x = 9,140.55 × 3,906.70
  4. Step 4: Simplify right side
    6,093.70x = 35,709,386.69
  5. Step 5: Solve for x
    x = 35,709,386.69/6,093.70
  6. Step 6: Final answer
    x = 5,860.05

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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.