Home / 1,943.44-2,682.18-1,197.22

Finding the Fourth Proportional to 1,943.44, 2,682.18 and 1,197.22

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Solution

The fourth proportional to 1,943.44, 2,682.18 and 1,197.22 is: 1,652.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.44 : 2,682.18 = 1,197.22 : x
  2. Step 2: Convert to fraction form
    1,943.44/2,682.18 = 1,197.22/x
  3. Step 3: Cross multiply
    1,943.44x = 2,682.18 × 1,197.22
  4. Step 4: Simplify right side
    1,943.44x = 3,211,159.54
  5. Step 5: Solve for x
    x = 3,211,159.54/1,943.44
  6. Step 6: Final answer
    x = 1,652.31

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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.