Home / 2,886.33-4,010.00-2,851.77

Finding the Fourth Proportional to 2,886.33, 4,010.00 and 2,851.77

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Solution

The fourth proportional to 2,886.33, 4,010.00 and 2,851.77 is: 3,961.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.33 : 4,010.00 = 2,851.77 : x
  2. Step 2: Convert to fraction form
    2,886.33/4,010.00 = 2,851.77/x
  3. Step 3: Cross multiply
    2,886.33x = 4,010.00 × 2,851.77
  4. Step 4: Simplify right side
    2,886.33x = 11,435,604.83
  5. Step 5: Solve for x
    x = 11,435,604.83/2,886.33
  6. Step 6: Final answer
    x = 3,961.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.