Home / 5,175.36-7,757.91-2,053.53

Finding the Fourth Proportional to 5,175.36, 7,757.91 and 2,053.53

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Solution

The fourth proportional to 5,175.36, 7,757.91 and 2,053.53 is: 3,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.36 : 7,757.91 = 2,053.53 : x
  2. Step 2: Convert to fraction form
    5,175.36/7,757.91 = 2,053.53/x
  3. Step 3: Cross multiply
    5,175.36x = 7,757.91 × 2,053.53
  4. Step 4: Simplify right side
    5,175.36x = 15,931,100.92
  5. Step 5: Solve for x
    x = 15,931,100.92/5,175.36
  6. Step 6: Final answer
    x = 3,078.26

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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.