Home / 2,634.48-3,635.32-1,515.04

Finding the Fourth Proportional to 2,634.48, 3,635.32 and 1,515.04

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Solution

The fourth proportional to 2,634.48, 3,635.32 and 1,515.04 is: 2,090.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.48 : 3,635.32 = 1,515.04 : x
  2. Step 2: Convert to fraction form
    2,634.48/3,635.32 = 1,515.04/x
  3. Step 3: Cross multiply
    2,634.48x = 3,635.32 × 1,515.04
  4. Step 4: Simplify right side
    2,634.48x = 5,507,655.21
  5. Step 5: Solve for x
    x = 5,507,655.21/2,634.48
  6. Step 6: Final answer
    x = 2,090.60

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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.