Home / 3,436.82-4,742.74-1,944.68

Finding the Fourth Proportional to 3,436.82, 4,742.74 and 1,944.68

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Solution

The fourth proportional to 3,436.82, 4,742.74 and 1,944.68 is: 2,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.82 : 4,742.74 = 1,944.68 : x
  2. Step 2: Convert to fraction form
    3,436.82/4,742.74 = 1,944.68/x
  3. Step 3: Cross multiply
    3,436.82x = 4,742.74 × 1,944.68
  4. Step 4: Simplify right side
    3,436.82x = 9,223,111.62
  5. Step 5: Solve for x
    x = 9,223,111.62/3,436.82
  6. Step 6: Final answer
    x = 2,683.62

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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.