Home / 3,974.05-5,961.08-2,885.33

Finding the Fourth Proportional to 3,974.05, 5,961.08 and 2,885.33

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Solution

The fourth proportional to 3,974.05, 5,961.08 and 2,885.33 is: 4,328.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.05 : 5,961.08 = 2,885.33 : x
  2. Step 2: Convert to fraction form
    3,974.05/5,961.08 = 2,885.33/x
  3. Step 3: Cross multiply
    3,974.05x = 5,961.08 × 2,885.33
  4. Step 4: Simplify right side
    3,974.05x = 17,199,697.23
  5. Step 5: Solve for x
    x = 17,199,697.23/3,974.05
  6. Step 6: Final answer
    x = 4,328.00

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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.