Home / 2,774.93-3,829.38-1,515.96

Finding the Fourth Proportional to 2,774.93, 3,829.38 and 1,515.96

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Solution

The fourth proportional to 2,774.93, 3,829.38 and 1,515.96 is: 2,092.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.93 : 3,829.38 = 1,515.96 : x
  2. Step 2: Convert to fraction form
    2,774.93/3,829.38 = 1,515.96/x
  3. Step 3: Cross multiply
    2,774.93x = 3,829.38 × 1,515.96
  4. Step 4: Simplify right side
    2,774.93x = 5,805,186.90
  5. Step 5: Solve for x
    x = 5,805,186.90/2,774.93
  6. Step 6: Final answer
    x = 2,092.01

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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.