Home / 7,261.26-10,020.52-3,949.26

Finding the Fourth Proportional to 7,261.26, 10,020.52 and 3,949.26

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Solution

The fourth proportional to 7,261.26, 10,020.52 and 3,949.26 is: 5,449.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.26 : 10,020.52 = 3,949.26 : x
  2. Step 2: Convert to fraction form
    7,261.26/10,020.52 = 3,949.26/x
  3. Step 3: Cross multiply
    7,261.26x = 10,020.52 × 3,949.26
  4. Step 4: Simplify right side
    7,261.26x = 39,573,638.82
  5. Step 5: Solve for x
    x = 39,573,638.82/7,261.26
  6. Step 6: Final answer
    x = 5,449.97

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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.