Home / 2,634.23-3,635.43-1,515.52

Finding the Fourth Proportional to 2,634.23, 3,635.43 and 1,515.52

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Solution

The fourth proportional to 2,634.23, 3,635.43 and 1,515.52 is: 2,091.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.23 : 3,635.43 = 1,515.52 : x
  2. Step 2: Convert to fraction form
    2,634.23/3,635.43 = 1,515.52/x
  3. Step 3: Cross multiply
    2,634.23x = 3,635.43 × 1,515.52
  4. Step 4: Simplify right side
    2,634.23x = 5,509,566.87
  5. Step 5: Solve for x
    x = 5,509,566.87/2,634.23
  6. Step 6: Final answer
    x = 2,091.53

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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.