Home / 3,042.97-4,571.44-2,840.67

Finding the Fourth Proportional to 3,042.97, 4,571.44 and 2,840.67

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Solution

The fourth proportional to 3,042.97, 4,571.44 and 2,840.67 is: 4,267.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.97 : 4,571.44 = 2,840.67 : x
  2. Step 2: Convert to fraction form
    3,042.97/4,571.44 = 2,840.67/x
  3. Step 3: Cross multiply
    3,042.97x = 4,571.44 × 2,840.67
  4. Step 4: Simplify right side
    3,042.97x = 12,985,945.36
  5. Step 5: Solve for x
    x = 12,985,945.36/3,042.97
  6. Step 6: Final answer
    x = 4,267.53

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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.