Home / 6,137.67-9,207.38-1,976.72

Finding the Fourth Proportional to 6,137.67, 9,207.38 and 1,976.72

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Solution

The fourth proportional to 6,137.67, 9,207.38 and 1,976.72 is: 2,965.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,137.67 : 9,207.38 = 1,976.72 : x
  2. Step 2: Convert to fraction form
    6,137.67/9,207.38 = 1,976.72/x
  3. Step 3: Cross multiply
    6,137.67x = 9,207.38 × 1,976.72
  4. Step 4: Simplify right side
    6,137.67x = 18,200,356.27
  5. Step 5: Solve for x
    x = 18,200,356.27/6,137.67
  6. Step 6: Final answer
    x = 2,965.35

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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.