Home / 5,682.36-8,521.56-2,173.32

Finding the Fourth Proportional to 5,682.36, 8,521.56 and 2,173.32

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Solution

The fourth proportional to 5,682.36, 8,521.56 and 2,173.32 is: 3,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.36 : 8,521.56 = 2,173.32 : x
  2. Step 2: Convert to fraction form
    5,682.36/8,521.56 = 2,173.32/x
  3. Step 3: Cross multiply
    5,682.36x = 8,521.56 × 2,173.32
  4. Step 4: Simplify right side
    5,682.36x = 18,520,076.78
  5. Step 5: Solve for x
    x = 18,520,076.78/5,682.36
  6. Step 6: Final answer
    x = 3,259.22

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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.