Home / 2,636.97-3,639.17-1,458.01

Finding the Fourth Proportional to 2,636.97, 3,639.17 and 1,458.01

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Solution

The fourth proportional to 2,636.97, 3,639.17 and 1,458.01 is: 2,012.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.97 : 3,639.17 = 1,458.01 : x
  2. Step 2: Convert to fraction form
    2,636.97/3,639.17 = 1,458.01/x
  3. Step 3: Cross multiply
    2,636.97x = 3,639.17 × 1,458.01
  4. Step 4: Simplify right side
    2,636.97x = 5,305,938.96
  5. Step 5: Solve for x
    x = 5,305,938.96/2,636.97
  6. Step 6: Final answer
    x = 2,012.14

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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.