Home / 6,137.98-9,207.81-1,976.60

Finding the Fourth Proportional to 6,137.98, 9,207.81 and 1,976.60

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Solution

The fourth proportional to 6,137.98, 9,207.81 and 1,976.60 is: 2,965.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,137.98 : 9,207.81 = 1,976.60 : x
  2. Step 2: Convert to fraction form
    6,137.98/9,207.81 = 1,976.60/x
  3. Step 3: Cross multiply
    6,137.98x = 9,207.81 × 1,976.60
  4. Step 4: Simplify right side
    6,137.98x = 18,200,180.27
  5. Step 5: Solve for x
    x = 18,200,180.27/6,137.98
  6. Step 6: Final answer
    x = 2,965.18

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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.