Home / 7,391.34-11,085.12-2,196

Finding the Fourth Proportional to 7,391.34, 11,085.12 and 2,196

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Solution

The fourth proportional to 7,391.34, 11,085.12 and 2,196 is: 3,293.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.34 : 11,085.12 = 2,196 : x
  2. Step 2: Convert to fraction form
    7,391.34/11,085.12 = 2,196/x
  3. Step 3: Cross multiply
    7,391.34x = 11,085.12 × 2,196
  4. Step 4: Simplify right side
    7,391.34x = 24,342,923.52
  5. Step 5: Solve for x
    x = 24,342,923.52/7,391.34
  6. Step 6: Final answer
    x = 3,293.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.