Home / 4,197.96-6,297.26-1,278.32

Finding the Fourth Proportional to 4,197.96, 6,297.26 and 1,278.32

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Solution

The fourth proportional to 4,197.96, 6,297.26 and 1,278.32 is: 1,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.96 : 6,297.26 = 1,278.32 : x
  2. Step 2: Convert to fraction form
    4,197.96/6,297.26 = 1,278.32/x
  3. Step 3: Cross multiply
    4,197.96x = 6,297.26 × 1,278.32
  4. Step 4: Simplify right side
    4,197.96x = 8,049,913.40
  5. Step 5: Solve for x
    x = 8,049,913.40/4,197.96
  6. Step 6: Final answer
    x = 1,917.58

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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.