Home / 3,440.46-5,166.75-2,563.20

Finding the Fourth Proportional to 3,440.46, 5,166.75 and 2,563.20

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Solution

The fourth proportional to 3,440.46, 5,166.75 and 2,563.20 is: 3,849.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.46 : 5,166.75 = 2,563.20 : x
  2. Step 2: Convert to fraction form
    3,440.46/5,166.75 = 2,563.20/x
  3. Step 3: Cross multiply
    3,440.46x = 5,166.75 × 2,563.20
  4. Step 4: Simplify right side
    3,440.46x = 13,243,413.60
  5. Step 5: Solve for x
    x = 13,243,413.60/3,440.46
  6. Step 6: Final answer
    x = 3,849.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.