Home / 2,317.06-3,197.62-1,269.12

Finding the Fourth Proportional to 2,317.06, 3,197.62 and 1,269.12

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Solution

The fourth proportional to 2,317.06, 3,197.62 and 1,269.12 is: 1,751.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.06 : 3,197.62 = 1,269.12 : x
  2. Step 2: Convert to fraction form
    2,317.06/3,197.62 = 1,269.12/x
  3. Step 3: Cross multiply
    2,317.06x = 3,197.62 × 1,269.12
  4. Step 4: Simplify right side
    2,317.06x = 4,058,163.49
  5. Step 5: Solve for x
    x = 4,058,163.49/2,317.06
  6. Step 6: Final answer
    x = 1,751.43

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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.