Home / 3,394.06-4,680.34-2,834.35

Finding the Fourth Proportional to 3,394.06, 4,680.34 and 2,834.35

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Solution

The fourth proportional to 3,394.06, 4,680.34 and 2,834.35 is: 3,908.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.06 : 4,680.34 = 2,834.35 : x
  2. Step 2: Convert to fraction form
    3,394.06/4,680.34 = 2,834.35/x
  3. Step 3: Cross multiply
    3,394.06x = 4,680.34 × 2,834.35
  4. Step 4: Simplify right side
    3,394.06x = 13,265,702.89
  5. Step 5: Solve for x
    x = 13,265,702.89/3,394.06
  6. Step 6: Final answer
    x = 3,908.51

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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.