Home / 3,328.93-4,594.16-1,912.85

Finding the Fourth Proportional to 3,328.93, 4,594.16 and 1,912.85

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Solution

The fourth proportional to 3,328.93, 4,594.16 and 1,912.85 is: 2,639.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.93 : 4,594.16 = 1,912.85 : x
  2. Step 2: Convert to fraction form
    3,328.93/4,594.16 = 1,912.85/x
  3. Step 3: Cross multiply
    3,328.93x = 4,594.16 × 1,912.85
  4. Step 4: Simplify right side
    3,328.93x = 8,787,929.39
  5. Step 5: Solve for x
    x = 8,787,929.39/3,328.93
  6. Step 6: Final answer
    x = 2,639.87

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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.