Home / 4,190.06-6,285.38-1,268.59

Finding the Fourth Proportional to 4,190.06, 6,285.38 and 1,268.59

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Solution

The fourth proportional to 4,190.06, 6,285.38 and 1,268.59 is: 1,902.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.06 : 6,285.38 = 1,268.59 : x
  2. Step 2: Convert to fraction form
    4,190.06/6,285.38 = 1,268.59/x
  3. Step 3: Cross multiply
    4,190.06x = 6,285.38 × 1,268.59
  4. Step 4: Simplify right side
    4,190.06x = 7,973,557.67
  5. Step 5: Solve for x
    x = 7,973,557.67/4,190.06
  6. Step 6: Final answer
    x = 1,902.97

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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.