Home / 5,723.08-7,896.96-3,205.31

Finding the Fourth Proportional to 5,723.08, 7,896.96 and 3,205.31

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Solution

The fourth proportional to 5,723.08, 7,896.96 and 3,205.31 is: 4,422.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.08 : 7,896.96 = 3,205.31 : x
  2. Step 2: Convert to fraction form
    5,723.08/7,896.96 = 3,205.31/x
  3. Step 3: Cross multiply
    5,723.08x = 7,896.96 × 3,205.31
  4. Step 4: Simplify right side
    5,723.08x = 25,312,165.37
  5. Step 5: Solve for x
    x = 25,312,165.37/5,723.08
  6. Step 6: Final answer
    x = 4,422.82

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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.