Home / 5,920.83-8,170.40-3,268.24

Finding the Fourth Proportional to 5,920.83, 8,170.40 and 3,268.24

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Solution

The fourth proportional to 5,920.83, 8,170.40 and 3,268.24 is: 4,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.83 : 8,170.40 = 3,268.24 : x
  2. Step 2: Convert to fraction form
    5,920.83/8,170.40 = 3,268.24/x
  3. Step 3: Cross multiply
    5,920.83x = 8,170.40 × 3,268.24
  4. Step 4: Simplify right side
    5,920.83x = 26,702,787.24
  5. Step 5: Solve for x
    x = 26,702,787.24/5,920.83
  6. Step 6: Final answer
    x = 4,509.97

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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.