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Finding the Fourth Proportional to 3,773.62, 5,207.69 and 2,095.30

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Solution

The fourth proportional to 3,773.62, 5,207.69 and 2,095.30 is: 2,891.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.62 : 5,207.69 = 2,095.30 : x
  2. Step 2: Convert to fraction form
    3,773.62/5,207.69 = 2,095.30/x
  3. Step 3: Cross multiply
    3,773.62x = 5,207.69 × 2,095.30
  4. Step 4: Simplify right side
    3,773.62x = 10,911,684.60
  5. Step 5: Solve for x
    x = 10,911,684.60/3,773.62
  6. Step 6: Final answer
    x = 2,891.57

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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.