Home / 2,634.98-3,636.12-1,455.97

Finding the Fourth Proportional to 2,634.98, 3,636.12 and 1,455.97

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Solution

The fourth proportional to 2,634.98, 3,636.12 and 1,455.97 is: 2,009.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.98 : 3,636.12 = 1,455.97 : x
  2. Step 2: Convert to fraction form
    2,634.98/3,636.12 = 1,455.97/x
  3. Step 3: Cross multiply
    2,634.98x = 3,636.12 × 1,455.97
  4. Step 4: Simplify right side
    2,634.98x = 5,294,081.64
  5. Step 5: Solve for x
    x = 5,294,081.64/2,634.98
  6. Step 6: Final answer
    x = 2,009.16

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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.