Home / 6,135.21-9,203.36-1,975.32

Finding the Fourth Proportional to 6,135.21, 9,203.36 and 1,975.32

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Solution

The fourth proportional to 6,135.21, 9,203.36 and 1,975.32 is: 2,963.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.21 : 9,203.36 = 1,975.32 : x
  2. Step 2: Convert to fraction form
    6,135.21/9,203.36 = 1,975.32/x
  3. Step 3: Cross multiply
    6,135.21x = 9,203.36 × 1,975.32
  4. Step 4: Simplify right side
    6,135.21x = 18,179,571.20
  5. Step 5: Solve for x
    x = 18,179,571.20/6,135.21
  6. Step 6: Final answer
    x = 2,963.15

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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.