Home / 4,183.65-6,275.61-1,261.98

Finding the Fourth Proportional to 4,183.65, 6,275.61 and 1,261.98

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Solution

The fourth proportional to 4,183.65, 6,275.61 and 1,261.98 is: 1,893.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.65 : 6,275.61 = 1,261.98 : x
  2. Step 2: Convert to fraction form
    4,183.65/6,275.61 = 1,261.98/x
  3. Step 3: Cross multiply
    4,183.65x = 6,275.61 × 1,261.98
  4. Step 4: Simplify right side
    4,183.65x = 7,919,694.31
  5. Step 5: Solve for x
    x = 7,919,694.31/4,183.65
  6. Step 6: Final answer
    x = 1,893.01

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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.