Home / 3,629.88-5,442.93-1,437.48

Finding the Fourth Proportional to 3,629.88, 5,442.93 and 1,437.48

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Solution

The fourth proportional to 3,629.88, 5,442.93 and 1,437.48 is: 2,155.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.88 : 5,442.93 = 1,437.48 : x
  2. Step 2: Convert to fraction form
    3,629.88/5,442.93 = 1,437.48/x
  3. Step 3: Cross multiply
    3,629.88x = 5,442.93 × 1,437.48
  4. Step 4: Simplify right side
    3,629.88x = 7,824,103.02
  5. Step 5: Solve for x
    x = 7,824,103.02/3,629.88
  6. Step 6: Final answer
    x = 2,155.47

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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.