Home / 5,749.92-8,618.90-3,901.19

Finding the Fourth Proportional to 5,749.92, 8,618.90 and 3,901.19

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Solution

The fourth proportional to 5,749.92, 8,618.90 and 3,901.19 is: 5,847.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.92 : 8,618.90 = 3,901.19 : x
  2. Step 2: Convert to fraction form
    5,749.92/8,618.90 = 3,901.19/x
  3. Step 3: Cross multiply
    5,749.92x = 8,618.90 × 3,901.19
  4. Step 4: Simplify right side
    5,749.92x = 33,623,903.89
  5. Step 5: Solve for x
    x = 33,623,903.89/5,749.92
  6. Step 6: Final answer
    x = 5,847.72

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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.