Home / 6,083.79-8,394.68-3,431.15

Finding the Fourth Proportional to 6,083.79, 8,394.68 and 3,431.15

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Solution

The fourth proportional to 6,083.79, 8,394.68 and 3,431.15 is: 4,734.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,083.79 : 8,394.68 = 3,431.15 : x
  2. Step 2: Convert to fraction form
    6,083.79/8,394.68 = 3,431.15/x
  3. Step 3: Cross multiply
    6,083.79x = 8,394.68 × 3,431.15
  4. Step 4: Simplify right side
    6,083.79x = 28,803,347.15
  5. Step 5: Solve for x
    x = 28,803,347.15/6,083.79
  6. Step 6: Final answer
    x = 4,734.44

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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.