Home / 5,853.06-8,080.16-3,974.54

Finding the Fourth Proportional to 5,853.06, 8,080.16 and 3,974.54

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Solution

The fourth proportional to 5,853.06, 8,080.16 and 3,974.54 is: 5,486.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.06 : 8,080.16 = 3,974.54 : x
  2. Step 2: Convert to fraction form
    5,853.06/8,080.16 = 3,974.54/x
  3. Step 3: Cross multiply
    5,853.06x = 8,080.16 × 3,974.54
  4. Step 4: Simplify right side
    5,853.06x = 32,114,858.85
  5. Step 5: Solve for x
    x = 32,114,858.85/5,853.06
  6. Step 6: Final answer
    x = 5,486.85

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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.