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Finding the Fourth Proportional to 3,774.93, 5,209.39 and 2,096.29

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Solution

The fourth proportional to 3,774.93, 5,209.39 and 2,096.29 is: 2,892.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.93 : 5,209.39 = 2,096.29 : x
  2. Step 2: Convert to fraction form
    3,774.93/5,209.39 = 2,096.29/x
  3. Step 3: Cross multiply
    3,774.93x = 5,209.39 × 2,096.29
  4. Step 4: Simplify right side
    3,774.93x = 10,920,389.50
  5. Step 5: Solve for x
    x = 10,920,389.50/3,774.93
  6. Step 6: Final answer
    x = 2,892.87

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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.