Home / 5,195.24-7,169.64-2,837.48

Finding the Fourth Proportional to 5,195.24, 7,169.64 and 2,837.48

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Solution

The fourth proportional to 5,195.24, 7,169.64 and 2,837.48 is: 3,915.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.24 : 7,169.64 = 2,837.48 : x
  2. Step 2: Convert to fraction form
    5,195.24/7,169.64 = 2,837.48/x
  3. Step 3: Cross multiply
    5,195.24x = 7,169.64 × 2,837.48
  4. Step 4: Simplify right side
    5,195.24x = 20,343,710.11
  5. Step 5: Solve for x
    x = 20,343,710.11/5,195.24
  6. Step 6: Final answer
    x = 3,915.84

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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.