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Finding the Fourth Proportional to 2,171.93, 2,995.25 and 1,452.84

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Solution

The fourth proportional to 2,171.93, 2,995.25 and 1,452.84 is: 2,003.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171.93 : 2,995.25 = 1,452.84 : x
  2. Step 2: Convert to fraction form
    2,171.93/2,995.25 = 1,452.84/x
  3. Step 3: Cross multiply
    2,171.93x = 2,995.25 × 1,452.84
  4. Step 4: Simplify right side
    2,171.93x = 4,351,611.75
  5. Step 5: Solve for x
    x = 4,351,611.75/2,171.93
  6. Step 6: Final answer
    x = 2,003.57

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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.