Home / 4,047.75-5,583.29-2,866.77

Finding the Fourth Proportional to 4,047.75, 5,583.29 and 2,866.77

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Solution

The fourth proportional to 4,047.75, 5,583.29 and 2,866.77 is: 3,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.75 : 5,583.29 = 2,866.77 : x
  2. Step 2: Convert to fraction form
    4,047.75/5,583.29 = 2,866.77/x
  3. Step 3: Cross multiply
    4,047.75x = 5,583.29 × 2,866.77
  4. Step 4: Simplify right side
    4,047.75x = 16,005,993.94
  5. Step 5: Solve for x
    x = 16,005,993.94/4,047.75
  6. Step 6: Final answer
    x = 3,954.29

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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.