Home / 5,920.73-8,170.50-3,268.08

Finding the Fourth Proportional to 5,920.73, 8,170.50 and 3,268.08

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Solution

The fourth proportional to 5,920.73, 8,170.50 and 3,268.08 is: 4,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.73 : 8,170.50 = 3,268.08 : x
  2. Step 2: Convert to fraction form
    5,920.73/8,170.50 = 3,268.08/x
  3. Step 3: Cross multiply
    5,920.73x = 8,170.50 × 3,268.08
  4. Step 4: Simplify right side
    5,920.73x = 26,701,859.90
  5. Step 5: Solve for x
    x = 26,701,859.90/5,920.73
  6. Step 6: Final answer
    x = 4,509.89

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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.