Home / 5,426.08-8,138.51-3,682.28

Finding the Fourth Proportional to 5,426.08, 8,138.51 and 3,682.28

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Solution

The fourth proportional to 5,426.08, 8,138.51 and 3,682.28 is: 5,523.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.08 : 8,138.51 = 3,682.28 : x
  2. Step 2: Convert to fraction form
    5,426.08/8,138.51 = 3,682.28/x
  3. Step 3: Cross multiply
    5,426.08x = 8,138.51 × 3,682.28
  4. Step 4: Simplify right side
    5,426.08x = 29,968,274.54
  5. Step 5: Solve for x
    x = 29,968,274.54/5,426.08
  6. Step 6: Final answer
    x = 5,523.01

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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.