Home / 5,161.90-7,745.59-2,242.26

Finding the Fourth Proportional to 5,161.90, 7,745.59 and 2,242.26

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Solution

The fourth proportional to 5,161.90, 7,745.59 and 2,242.26 is: 3,364.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161.90 : 7,745.59 = 2,242.26 : x
  2. Step 2: Convert to fraction form
    5,161.90/7,745.59 = 2,242.26/x
  3. Step 3: Cross multiply
    5,161.90x = 7,745.59 × 2,242.26
  4. Step 4: Simplify right side
    5,161.90x = 17,367,626.63
  5. Step 5: Solve for x
    x = 17,367,626.63/5,161.90
  6. Step 6: Final answer
    x = 3,364.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.