Home / 4,789.42-6,611.69-3,725.08

Finding the Fourth Proportional to 4,789.42, 6,611.69 and 3,725.08

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Solution

The fourth proportional to 4,789.42, 6,611.69 and 3,725.08 is: 5,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.42 : 6,611.69 = 3,725.08 : x
  2. Step 2: Convert to fraction form
    4,789.42/6,611.69 = 3,725.08/x
  3. Step 3: Cross multiply
    4,789.42x = 6,611.69 × 3,725.08
  4. Step 4: Simplify right side
    4,789.42x = 24,629,066.97
  5. Step 5: Solve for x
    x = 24,629,066.97/4,789.42
  6. Step 6: Final answer
    x = 5,142.39

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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.