Home / 4,861.75-7,292.60-2,086.62

Finding the Fourth Proportional to 4,861.75, 7,292.60 and 2,086.62

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Solution

The fourth proportional to 4,861.75, 7,292.60 and 2,086.62 is: 3,129.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.75 : 7,292.60 = 2,086.62 : x
  2. Step 2: Convert to fraction form
    4,861.75/7,292.60 = 2,086.62/x
  3. Step 3: Cross multiply
    4,861.75x = 7,292.60 × 2,086.62
  4. Step 4: Simplify right side
    4,861.75x = 15,216,885.01
  5. Step 5: Solve for x
    x = 15,216,885.01/4,861.75
  6. Step 6: Final answer
    x = 3,129.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.