Home / 2,197.79-3,297.37-966.23

Finding the Fourth Proportional to 2,197.79, 3,297.37 and 966.23

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Solution

The fourth proportional to 2,197.79, 3,297.37 and 966.23 is: 1,449.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.79 : 3,297.37 = 966.23 : x
  2. Step 2: Convert to fraction form
    2,197.79/3,297.37 = 966.23/x
  3. Step 3: Cross multiply
    2,197.79x = 3,297.37 × 966.23
  4. Step 4: Simplify right side
    2,197.79x = 3,186,017.82
  5. Step 5: Solve for x
    x = 3,186,017.82/2,197.79
  6. Step 6: Final answer
    x = 1,449.65

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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.