Home / 6,081.75-8,392.95-3,725.19

Finding the Fourth Proportional to 6,081.75, 8,392.95 and 3,725.19

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Solution

The fourth proportional to 6,081.75, 8,392.95 and 3,725.19 is: 5,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.75 : 8,392.95 = 3,725.19 : x
  2. Step 2: Convert to fraction form
    6,081.75/8,392.95 = 3,725.19/x
  3. Step 3: Cross multiply
    6,081.75x = 8,392.95 × 3,725.19
  4. Step 4: Simplify right side
    6,081.75x = 31,265,333.41
  5. Step 5: Solve for x
    x = 31,265,333.41/6,081.75
  6. Step 6: Final answer
    x = 5,140.84

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Half scale
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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.