Home / 3,743.51-5,611.60-3,189.47

Finding the Fourth Proportional to 3,743.51, 5,611.60 and 3,189.47

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Solution

The fourth proportional to 3,743.51, 5,611.60 and 3,189.47 is: 4,781.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.51 : 5,611.60 = 3,189.47 : x
  2. Step 2: Convert to fraction form
    3,743.51/5,611.60 = 3,189.47/x
  3. Step 3: Cross multiply
    3,743.51x = 5,611.60 × 3,189.47
  4. Step 4: Simplify right side
    3,743.51x = 17,898,013.90
  5. Step 5: Solve for x
    x = 17,898,013.90/3,743.51
  6. Step 6: Final answer
    x = 4,781.08

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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.