Home / 3,643.52-5,028.63-2,317.82

Finding the Fourth Proportional to 3,643.52, 5,028.63 and 2,317.82

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Solution

The fourth proportional to 3,643.52, 5,028.63 and 2,317.82 is: 3,198.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.52 : 5,028.63 = 2,317.82 : x
  2. Step 2: Convert to fraction form
    3,643.52/5,028.63 = 2,317.82/x
  3. Step 3: Cross multiply
    3,643.52x = 5,028.63 × 2,317.82
  4. Step 4: Simplify right side
    3,643.52x = 11,655,459.19
  5. Step 5: Solve for x
    x = 11,655,459.19/3,643.52
  6. Step 6: Final answer
    x = 3,198.96

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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.