Home / 3,311.54-4,568.64-1,894.94

Finding the Fourth Proportional to 3,311.54, 4,568.64 and 1,894.94

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Solution

The fourth proportional to 3,311.54, 4,568.64 and 1,894.94 is: 2,614.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.54 : 4,568.64 = 1,894.94 : x
  2. Step 2: Convert to fraction form
    3,311.54/4,568.64 = 1,894.94/x
  3. Step 3: Cross multiply
    3,311.54x = 4,568.64 × 1,894.94
  4. Step 4: Simplify right side
    3,311.54x = 8,657,298.68
  5. Step 5: Solve for x
    x = 8,657,298.68/3,311.54
  6. Step 6: Final answer
    x = 2,614.28

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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.