Home / 5,923.01-8,173.62-3,405.05

Finding the Fourth Proportional to 5,923.01, 8,173.62 and 3,405.05

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Solution

The fourth proportional to 5,923.01, 8,173.62 and 3,405.05 is: 4,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.01 : 8,173.62 = 3,405.05 : x
  2. Step 2: Convert to fraction form
    5,923.01/8,173.62 = 3,405.05/x
  3. Step 3: Cross multiply
    5,923.01x = 8,173.62 × 3,405.05
  4. Step 4: Simplify right side
    5,923.01x = 27,831,584.78
  5. Step 5: Solve for x
    x = 27,831,584.78/5,923.01
  6. Step 6: Final answer
    x = 4,698.90

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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.