Home / 5,921.24-8,171.32-3,268.84

Finding the Fourth Proportional to 5,921.24, 8,171.32 and 3,268.84

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Solution

The fourth proportional to 5,921.24, 8,171.32 and 3,268.84 is: 4,511.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.24 : 8,171.32 = 3,268.84 : x
  2. Step 2: Convert to fraction form
    5,921.24/8,171.32 = 3,268.84/x
  3. Step 3: Cross multiply
    5,921.24x = 8,171.32 × 3,268.84
  4. Step 4: Simplify right side
    5,921.24x = 26,710,737.67
  5. Step 5: Solve for x
    x = 26,710,737.67/5,921.24
  6. Step 6: Final answer
    x = 4,511.00

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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.