Home / 3,283.08-4,920.46-1,433.68

Finding the Fourth Proportional to 3,283.08, 4,920.46 and 1,433.68

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Solution

The fourth proportional to 3,283.08, 4,920.46 and 1,433.68 is: 2,148.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.08 : 4,920.46 = 1,433.68 : x
  2. Step 2: Convert to fraction form
    3,283.08/4,920.46 = 1,433.68/x
  3. Step 3: Cross multiply
    3,283.08x = 4,920.46 × 1,433.68
  4. Step 4: Simplify right side
    3,283.08x = 7,054,365.09
  5. Step 5: Solve for x
    x = 7,054,365.09/3,283.08
  6. Step 6: Final answer
    x = 2,148.70

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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.