Home / 7,743.24-11,615.46-2,196.63

Finding the Fourth Proportional to 7,743.24, 11,615.46 and 2,196.63

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Solution

The fourth proportional to 7,743.24, 11,615.46 and 2,196.63 is: 3,295.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.24 : 11,615.46 = 2,196.63 : x
  2. Step 2: Convert to fraction form
    7,743.24/11,615.46 = 2,196.63/x
  3. Step 3: Cross multiply
    7,743.24x = 11,615.46 × 2,196.63
  4. Step 4: Simplify right side
    7,743.24x = 25,514,867.90
  5. Step 5: Solve for x
    x = 25,514,867.90/7,743.24
  6. Step 6: Final answer
    x = 3,295.12

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1.5x scale

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.