Home / 4,171.42-6,255.60-1,248.73

Finding the Fourth Proportional to 4,171.42, 6,255.60 and 1,248.73

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Solution

The fourth proportional to 4,171.42, 6,255.60 and 1,248.73 is: 1,872.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.42 : 6,255.60 = 1,248.73 : x
  2. Step 2: Convert to fraction form
    4,171.42/6,255.60 = 1,248.73/x
  3. Step 3: Cross multiply
    4,171.42x = 6,255.60 × 1,248.73
  4. Step 4: Simplify right side
    4,171.42x = 7,811,555.39
  5. Step 5: Solve for x
    x = 7,811,555.39/4,171.42
  6. Step 6: Final answer
    x = 1,872.64

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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.