Home / 5,195.68-7,170.03-2,837.82

Finding the Fourth Proportional to 5,195.68, 7,170.03 and 2,837.82

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Solution

The fourth proportional to 5,195.68, 7,170.03 and 2,837.82 is: 3,916.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.68 : 7,170.03 = 2,837.82 : x
  2. Step 2: Convert to fraction form
    5,195.68/7,170.03 = 2,837.82/x
  3. Step 3: Cross multiply
    5,195.68x = 7,170.03 × 2,837.82
  4. Step 4: Simplify right side
    5,195.68x = 20,347,281.42
  5. Step 5: Solve for x
    x = 20,347,281.42/5,195.68
  6. Step 6: Final answer
    x = 3,916.19

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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.