Home / 2,634.42-3,635.48-1,455.47

Finding the Fourth Proportional to 2,634.42, 3,635.48 and 1,455.47

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Solution

The fourth proportional to 2,634.42, 3,635.48 and 1,455.47 is: 2,008.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.42 : 3,635.48 = 1,455.47 : x
  2. Step 2: Convert to fraction form
    2,634.42/3,635.48 = 1,455.47/x
  3. Step 3: Cross multiply
    2,634.42x = 3,635.48 × 1,455.47
  4. Step 4: Simplify right side
    2,634.42x = 5,291,331.17
  5. Step 5: Solve for x
    x = 5,291,331.17/2,634.42
  6. Step 6: Final answer
    x = 2,008.53

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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.