Home / 6,790.22-9,370.68-4,137.02

Finding the Fourth Proportional to 6,790.22, 9,370.68 and 4,137.02

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Solution

The fourth proportional to 6,790.22, 9,370.68 and 4,137.02 is: 5,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.22 : 9,370.68 = 4,137.02 : x
  2. Step 2: Convert to fraction form
    6,790.22/9,370.68 = 4,137.02/x
  3. Step 3: Cross multiply
    6,790.22x = 9,370.68 × 4,137.02
  4. Step 4: Simplify right side
    6,790.22x = 38,766,690.57
  5. Step 5: Solve for x
    x = 38,766,690.57/6,790.22
  6. Step 6: Final answer
    x = 5,709.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.