Home / 5,936.36-8,899.20-5,422.68

Finding the Fourth Proportional to 5,936.36, 8,899.20 and 5,422.68

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Solution

The fourth proportional to 5,936.36, 8,899.20 and 5,422.68 is: 8,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,936.36 : 8,899.20 = 5,422.68 : x
  2. Step 2: Convert to fraction form
    5,936.36/8,899.20 = 5,422.68/x
  3. Step 3: Cross multiply
    5,936.36x = 8,899.20 × 5,422.68
  4. Step 4: Simplify right side
    5,936.36x = 48,257,513.86
  5. Step 5: Solve for x
    x = 48,257,513.86/5,936.36
  6. Step 6: Final answer
    x = 8,129.15

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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.