Home / 2,634.34-3,635.41-1,515.35

Finding the Fourth Proportional to 2,634.34, 3,635.41 and 1,515.35

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Solution

The fourth proportional to 2,634.34, 3,635.41 and 1,515.35 is: 2,091.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.34 : 3,635.41 = 1,515.35 : x
  2. Step 2: Convert to fraction form
    2,634.34/3,635.41 = 1,515.35/x
  3. Step 3: Cross multiply
    2,634.34x = 3,635.41 × 1,515.35
  4. Step 4: Simplify right side
    2,634.34x = 5,508,918.54
  5. Step 5: Solve for x
    x = 5,508,918.54/2,634.34
  6. Step 6: Final answer
    x = 2,091.19

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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.