Home / 3,436.68-4,742.60-1,944.61

Finding the Fourth Proportional to 3,436.68, 4,742.60 and 1,944.61

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Solution

The fourth proportional to 3,436.68, 4,742.60 and 1,944.61 is: 2,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.68 : 4,742.60 = 1,944.61 : x
  2. Step 2: Convert to fraction form
    3,436.68/4,742.60 = 1,944.61/x
  3. Step 3: Cross multiply
    3,436.68x = 4,742.60 × 1,944.61
  4. Step 4: Simplify right side
    3,436.68x = 9,222,496.74
  5. Step 5: Solve for x
    x = 9,222,496.74/3,436.68
  6. Step 6: Final answer
    x = 2,683.55

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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.