Home / 6,083.62-8,394.68-3,430.88

Finding the Fourth Proportional to 6,083.62, 8,394.68 and 3,430.88

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Solution

The fourth proportional to 6,083.62, 8,394.68 and 3,430.88 is: 4,734.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,083.62 : 8,394.68 = 3,430.88 : x
  2. Step 2: Convert to fraction form
    6,083.62/8,394.68 = 3,430.88/x
  3. Step 3: Cross multiply
    6,083.62x = 8,394.68 × 3,430.88
  4. Step 4: Simplify right side
    6,083.62x = 28,801,139.72
  5. Step 5: Solve for x
    x = 28,801,139.72/6,083.62
  6. Step 6: Final answer
    x = 4,734.21

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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.