Home / 4,138.63-6,208.62-1,365.47

Finding the Fourth Proportional to 4,138.63, 6,208.62 and 1,365.47

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Solution

The fourth proportional to 4,138.63, 6,208.62 and 1,365.47 is: 2,048.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.63 : 6,208.62 = 1,365.47 : x
  2. Step 2: Convert to fraction form
    4,138.63/6,208.62 = 1,365.47/x
  3. Step 3: Cross multiply
    4,138.63x = 6,208.62 × 1,365.47
  4. Step 4: Simplify right side
    4,138.63x = 8,477,646.48
  5. Step 5: Solve for x
    x = 8,477,646.48/4,138.63
  6. Step 6: Final answer
    x = 2,048.42

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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.