Home / 2,634.09-3,635.42-1,515.01

Finding the Fourth Proportional to 2,634.09, 3,635.42 and 1,515.01

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Solution

The fourth proportional to 2,634.09, 3,635.42 and 1,515.01 is: 2,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.09 : 3,635.42 = 1,515.01 : x
  2. Step 2: Convert to fraction form
    2,634.09/3,635.42 = 1,515.01/x
  3. Step 3: Cross multiply
    2,634.09x = 3,635.42 × 1,515.01
  4. Step 4: Simplify right side
    2,634.09x = 5,507,698.03
  5. Step 5: Solve for x
    x = 5,507,698.03/2,634.09
  6. Step 6: Final answer
    x = 2,090.93

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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.