Home / 3,643.44-5,465.88-1,453.20

Finding the Fourth Proportional to 3,643.44, 5,465.88 and 1,453.20

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Solution

The fourth proportional to 3,643.44, 5,465.88 and 1,453.20 is: 2,180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.44 : 5,465.88 = 1,453.20 : x
  2. Step 2: Convert to fraction form
    3,643.44/5,465.88 = 1,453.20/x
  3. Step 3: Cross multiply
    3,643.44x = 5,465.88 × 1,453.20
  4. Step 4: Simplify right side
    3,643.44x = 7,943,016.82
  5. Step 5: Solve for x
    x = 7,943,016.82/3,643.44
  6. Step 6: Final answer
    x = 2,180.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.