Home / 3,168.22-4,372.26-1,751.98

Finding the Fourth Proportional to 3,168.22, 4,372.26 and 1,751.98

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Solution

The fourth proportional to 3,168.22, 4,372.26 and 1,751.98 is: 2,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.22 : 4,372.26 = 1,751.98 : x
  2. Step 2: Convert to fraction form
    3,168.22/4,372.26 = 1,751.98/x
  3. Step 3: Cross multiply
    3,168.22x = 4,372.26 × 1,751.98
  4. Step 4: Simplify right side
    3,168.22x = 7,660,112.07
  5. Step 5: Solve for x
    x = 7,660,112.07/3,168.22
  6. Step 6: Final answer
    x = 2,417.80

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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.