Home / 5,843.75-8,064.56-3,191.36

Finding the Fourth Proportional to 5,843.75, 8,064.56 and 3,191.36

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Solution

The fourth proportional to 5,843.75, 8,064.56 and 3,191.36 is: 4,404.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,843.75 : 8,064.56 = 3,191.36 : x
  2. Step 2: Convert to fraction form
    5,843.75/8,064.56 = 3,191.36/x
  3. Step 3: Cross multiply
    5,843.75x = 8,064.56 × 3,191.36
  4. Step 4: Simplify right side
    5,843.75x = 25,736,914.20
  5. Step 5: Solve for x
    x = 25,736,914.20/5,843.75
  6. Step 6: Final answer
    x = 4,404.18

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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.