Home / 5,611.38-7,743.76-3,093.58

Finding the Fourth Proportional to 5,611.38, 7,743.76 and 3,093.58

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Solution

The fourth proportional to 5,611.38, 7,743.76 and 3,093.58 is: 4,269.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.38 : 7,743.76 = 3,093.58 : x
  2. Step 2: Convert to fraction form
    5,611.38/7,743.76 = 3,093.58/x
  3. Step 3: Cross multiply
    5,611.38x = 7,743.76 × 3,093.58
  4. Step 4: Simplify right side
    5,611.38x = 23,955,982.19
  5. Step 5: Solve for x
    x = 23,955,982.19/5,611.38
  6. Step 6: Final answer
    x = 4,269.17

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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.