Home / 8,743.35-13,120.49-3,549.23

Finding the Fourth Proportional to 8,743.35, 13,120.49 and 3,549.23

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Solution

The fourth proportional to 8,743.35, 13,120.49 and 3,549.23 is: 5,326.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.35 : 13,120.49 = 3,549.23 : x
  2. Step 2: Convert to fraction form
    8,743.35/13,120.49 = 3,549.23/x
  3. Step 3: Cross multiply
    8,743.35x = 13,120.49 × 3,549.23
  4. Step 4: Simplify right side
    8,743.35x = 46,567,636.72
  5. Step 5: Solve for x
    x = 46,567,636.72/8,743.35
  6. Step 6: Final answer
    x = 5,326.06

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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.