Home / 4,453.54-6,145.86-2,685.25

Finding the Fourth Proportional to 4,453.54, 6,145.86 and 2,685.25

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Solution

The fourth proportional to 4,453.54, 6,145.86 and 2,685.25 is: 3,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.54 : 6,145.86 = 2,685.25 : x
  2. Step 2: Convert to fraction form
    4,453.54/6,145.86 = 2,685.25/x
  3. Step 3: Cross multiply
    4,453.54x = 6,145.86 × 2,685.25
  4. Step 4: Simplify right side
    4,453.54x = 16,503,170.57
  5. Step 5: Solve for x
    x = 16,503,170.57/4,453.54
  6. Step 6: Final answer
    x = 3,705.63

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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.