Home / 4,199.58-6,297.55-1,277.21

Finding the Fourth Proportional to 4,199.58, 6,297.55 and 1,277.21

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Solution

The fourth proportional to 4,199.58, 6,297.55 and 1,277.21 is: 1,915.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.58 : 6,297.55 = 1,277.21 : x
  2. Step 2: Convert to fraction form
    4,199.58/6,297.55 = 1,277.21/x
  3. Step 3: Cross multiply
    4,199.58x = 6,297.55 × 1,277.21
  4. Step 4: Simplify right side
    4,199.58x = 8,043,293.84
  5. Step 5: Solve for x
    x = 8,043,293.84/4,199.58
  6. Step 6: Final answer
    x = 1,915.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.