Home / 5,769.22-8,639.95-3,914.73

Finding the Fourth Proportional to 5,769.22, 8,639.95 and 3,914.73

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Solution

The fourth proportional to 5,769.22, 8,639.95 and 3,914.73 is: 5,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,769.22 : 8,639.95 = 3,914.73 : x
  2. Step 2: Convert to fraction form
    5,769.22/8,639.95 = 3,914.73/x
  3. Step 3: Cross multiply
    5,769.22x = 8,639.95 × 3,914.73
  4. Step 4: Simplify right side
    5,769.22x = 33,823,071.46
  5. Step 5: Solve for x
    x = 33,823,071.46/5,769.22
  6. Step 6: Final answer
    x = 5,862.68

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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.