Home / 6,121.17-9,185.70-3,201.52

Finding the Fourth Proportional to 6,121.17, 9,185.70 and 3,201.52

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Solution

The fourth proportional to 6,121.17, 9,185.70 and 3,201.52 is: 4,804.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.17 : 9,185.70 = 3,201.52 : x
  2. Step 2: Convert to fraction form
    6,121.17/9,185.70 = 3,201.52/x
  3. Step 3: Cross multiply
    6,121.17x = 9,185.70 × 3,201.52
  4. Step 4: Simplify right side
    6,121.17x = 29,408,202.26
  5. Step 5: Solve for x
    x = 29,408,202.26/6,121.17
  6. Step 6: Final answer
    x = 4,804.34

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1.5x scale

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.