Home / 5,611.34-7,743.68-3,093.40

Finding the Fourth Proportional to 5,611.34, 7,743.68 and 3,093.40

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Solution

The fourth proportional to 5,611.34, 7,743.68 and 3,093.40 is: 4,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.34 : 7,743.68 = 3,093.40 : x
  2. Step 2: Convert to fraction form
    5,611.34/7,743.68 = 3,093.40/x
  3. Step 3: Cross multiply
    5,611.34x = 7,743.68 × 3,093.40
  4. Step 4: Simplify right side
    5,611.34x = 23,954,251.33
  5. Step 5: Solve for x
    x = 23,954,251.33/5,611.34
  6. Step 6: Final answer
    x = 4,268.90

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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.