Home / 5,910.36-8,858.16-2,989.44

Finding the Fourth Proportional to 5,910.36, 8,858.16 and 2,989.44

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Solution

The fourth proportional to 5,910.36, 8,858.16 and 2,989.44 is: 4,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.36 : 8,858.16 = 2,989.44 : x
  2. Step 2: Convert to fraction form
    5,910.36/8,858.16 = 2,989.44/x
  3. Step 3: Cross multiply
    5,910.36x = 8,858.16 × 2,989.44
  4. Step 4: Simplify right side
    5,910.36x = 26,480,937.83
  5. Step 5: Solve for x
    x = 26,480,937.83/5,910.36
  6. Step 6: Final answer
    x = 4,480.43

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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.