Home / 3,143.94-4,320.73-2,583.46

Finding the Fourth Proportional to 3,143.94, 4,320.73 and 2,583.46

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Solution

The fourth proportional to 3,143.94, 4,320.73 and 2,583.46 is: 3,550.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.94 : 4,320.73 = 2,583.46 : x
  2. Step 2: Convert to fraction form
    3,143.94/4,320.73 = 2,583.46/x
  3. Step 3: Cross multiply
    3,143.94x = 4,320.73 × 2,583.46
  4. Step 4: Simplify right side
    3,143.94x = 11,162,420.21
  5. Step 5: Solve for x
    x = 11,162,420.21/3,143.94
  6. Step 6: Final answer
    x = 3,550.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.