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Finding the Fourth Proportional to 3,766.07, 5,197.50 and 2,173.01

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Solution

The fourth proportional to 3,766.07, 5,197.50 and 2,173.01 is: 2,998.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.07 : 5,197.50 = 2,173.01 : x
  2. Step 2: Convert to fraction form
    3,766.07/5,197.50 = 2,173.01/x
  3. Step 3: Cross multiply
    3,766.07x = 5,197.50 × 2,173.01
  4. Step 4: Simplify right side
    3,766.07x = 11,294,182.62
  5. Step 5: Solve for x
    x = 11,294,182.62/3,766.07
  6. Step 6: Final answer
    x = 2,998.93

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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.