Home / 3,961.36-5,466.61-2,192.93

Finding the Fourth Proportional to 3,961.36, 5,466.61 and 2,192.93

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Solution

The fourth proportional to 3,961.36, 5,466.61 and 2,192.93 is: 3,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.36 : 5,466.61 = 2,192.93 : x
  2. Step 2: Convert to fraction form
    3,961.36/5,466.61 = 2,192.93/x
  3. Step 3: Cross multiply
    3,961.36x = 5,466.61 × 2,192.93
  4. Step 4: Simplify right side
    3,961.36x = 11,987,854.77
  5. Step 5: Solve for x
    x = 11,987,854.77/3,961.36
  6. Step 6: Final answer
    x = 3,026.20

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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.