Home / 4,770.39-6,584.58-3,091.89

Finding the Fourth Proportional to 4,770.39, 6,584.58 and 3,091.89

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Solution

The fourth proportional to 4,770.39, 6,584.58 and 3,091.89 is: 4,267.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.39 : 6,584.58 = 3,091.89 : x
  2. Step 2: Convert to fraction form
    4,770.39/6,584.58 = 3,091.89/x
  3. Step 3: Cross multiply
    4,770.39x = 6,584.58 × 3,091.89
  4. Step 4: Simplify right side
    4,770.39x = 20,358,797.06
  5. Step 5: Solve for x
    x = 20,358,797.06/4,770.39
  6. Step 6: Final answer
    x = 4,267.74

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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.