Home / 4,633.89-6,391.49-2,866.34

Finding the Fourth Proportional to 4,633.89, 6,391.49 and 2,866.34

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Solution

The fourth proportional to 4,633.89, 6,391.49 and 2,866.34 is: 3,953.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,633.89 : 6,391.49 = 2,866.34 : x
  2. Step 2: Convert to fraction form
    4,633.89/6,391.49 = 2,866.34/x
  3. Step 3: Cross multiply
    4,633.89x = 6,391.49 × 2,866.34
  4. Step 4: Simplify right side
    4,633.89x = 18,320,137.16
  5. Step 5: Solve for x
    x = 18,320,137.16/4,633.89
  6. Step 6: Final answer
    x = 3,953.51

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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.