Home / 4,136.31-5,707.98-3,021.96

Finding the Fourth Proportional to 4,136.31, 5,707.98 and 3,021.96

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Solution

The fourth proportional to 4,136.31, 5,707.98 and 3,021.96 is: 4,170.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.31 : 5,707.98 = 3,021.96 : x
  2. Step 2: Convert to fraction form
    4,136.31/5,707.98 = 3,021.96/x
  3. Step 3: Cross multiply
    4,136.31x = 5,707.98 × 3,021.96
  4. Step 4: Simplify right side
    4,136.31x = 17,249,272.13
  5. Step 5: Solve for x
    x = 17,249,272.13/4,136.31
  6. Step 6: Final answer
    x = 4,170.21

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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.