Home / 5,914.30-8,161.78-3,261.80

Finding the Fourth Proportional to 5,914.30, 8,161.78 and 3,261.80

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Solution

The fourth proportional to 5,914.30, 8,161.78 and 3,261.80 is: 4,501.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.30 : 8,161.78 = 3,261.80 : x
  2. Step 2: Convert to fraction form
    5,914.30/8,161.78 = 3,261.80/x
  3. Step 3: Cross multiply
    5,914.30x = 8,161.78 × 3,261.80
  4. Step 4: Simplify right side
    5,914.30x = 26,622,094.00
  5. Step 5: Solve for x
    x = 26,622,094.00/5,914.30
  6. Step 6: Final answer
    x = 4,501.31

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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.