Home / 6,764.22-9,335.79-3,971.34

Finding the Fourth Proportional to 6,764.22, 9,335.79 and 3,971.34

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Solution

The fourth proportional to 6,764.22, 9,335.79 and 3,971.34 is: 5,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.22 : 9,335.79 = 3,971.34 : x
  2. Step 2: Convert to fraction form
    6,764.22/9,335.79 = 3,971.34/x
  3. Step 3: Cross multiply
    6,764.22x = 9,335.79 × 3,971.34
  4. Step 4: Simplify right side
    6,764.22x = 37,075,596.26
  5. Step 5: Solve for x
    x = 37,075,596.26/6,764.22
  6. Step 6: Final answer
    x = 5,481.13

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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.