Home / 4,961.42-6,844.40-2,971.60

Finding the Fourth Proportional to 4,961.42, 6,844.40 and 2,971.60

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Solution

The fourth proportional to 4,961.42, 6,844.40 and 2,971.60 is: 4,099.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.42 : 6,844.40 = 2,971.60 : x
  2. Step 2: Convert to fraction form
    4,961.42/6,844.40 = 2,971.60/x
  3. Step 3: Cross multiply
    4,961.42x = 6,844.40 × 2,971.60
  4. Step 4: Simplify right side
    4,961.42x = 20,338,819.04
  5. Step 5: Solve for x
    x = 20,338,819.04/4,961.42
  6. Step 6: Final answer
    x = 4,099.39

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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.