Home / 3,041.80-4,197.68-1,644.55

Finding the Fourth Proportional to 3,041.80, 4,197.68 and 1,644.55

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Solution

The fourth proportional to 3,041.80, 4,197.68 and 1,644.55 is: 2,269.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.80 : 4,197.68 = 1,644.55 : x
  2. Step 2: Convert to fraction form
    3,041.80/4,197.68 = 1,644.55/x
  3. Step 3: Cross multiply
    3,041.80x = 4,197.68 × 1,644.55
  4. Step 4: Simplify right side
    3,041.80x = 6,903,286.42
  5. Step 5: Solve for x
    x = 6,903,286.42/3,041.80
  6. Step 6: Final answer
    x = 2,269.47

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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.