Home / 6,311.74-9,467.26-1,928.84

Finding the Fourth Proportional to 6,311.74, 9,467.26 and 1,928.84

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Solution

The fourth proportional to 6,311.74, 9,467.26 and 1,928.84 is: 2,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,311.74 : 9,467.26 = 1,928.84 : x
  2. Step 2: Convert to fraction form
    6,311.74/9,467.26 = 1,928.84/x
  3. Step 3: Cross multiply
    6,311.74x = 9,467.26 × 1,928.84
  4. Step 4: Simplify right side
    6,311.74x = 18,260,829.78
  5. Step 5: Solve for x
    x = 18,260,829.78/6,311.74
  6. Step 6: Final answer
    x = 2,893.15

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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.