Home / 4,861.12-6,709.08-3,540.84

Finding the Fourth Proportional to 4,861.12, 6,709.08 and 3,540.84

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Solution

The fourth proportional to 4,861.12, 6,709.08 and 3,540.84 is: 4,886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.12 : 6,709.08 = 3,540.84 : x
  2. Step 2: Convert to fraction form
    4,861.12/6,709.08 = 3,540.84/x
  3. Step 3: Cross multiply
    4,861.12x = 6,709.08 × 3,540.84
  4. Step 4: Simplify right side
    4,861.12x = 23,755,778.83
  5. Step 5: Solve for x
    x = 23,755,778.83/4,861.12
  6. Step 6: Final answer
    x = 4,886.89

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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.