Home / 5,949.55-8,921.75-2,660.34

Finding the Fourth Proportional to 5,949.55, 8,921.75 and 2,660.34

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Solution

The fourth proportional to 5,949.55, 8,921.75 and 2,660.34 is: 3,989.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,949.55 : 8,921.75 = 2,660.34 : x
  2. Step 2: Convert to fraction form
    5,949.55/8,921.75 = 2,660.34/x
  3. Step 3: Cross multiply
    5,949.55x = 8,921.75 × 2,660.34
  4. Step 4: Simplify right side
    5,949.55x = 23,734,908.55
  5. Step 5: Solve for x
    x = 23,734,908.55/5,949.55
  6. Step 6: Final answer
    x = 3,989.36

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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.