Home / 5,875.25-8,107.92-3,222.60

Finding the Fourth Proportional to 5,875.25, 8,107.92 and 3,222.60

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Solution

The fourth proportional to 5,875.25, 8,107.92 and 3,222.60 is: 4,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.25 : 8,107.92 = 3,222.60 : x
  2. Step 2: Convert to fraction form
    5,875.25/8,107.92 = 3,222.60/x
  3. Step 3: Cross multiply
    5,875.25x = 8,107.92 × 3,222.60
  4. Step 4: Simplify right side
    5,875.25x = 26,128,573.05
  5. Step 5: Solve for x
    x = 26,128,573.05/5,875.25
  6. Step 6: Final answer
    x = 4,447.23

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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.