Home / 4,576.98-6,868.32-2,112.15

Finding the Fourth Proportional to 4,576.98, 6,868.32 and 2,112.15

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Solution

The fourth proportional to 4,576.98, 6,868.32 and 2,112.15 is: 3,169.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.98 : 6,868.32 = 2,112.15 : x
  2. Step 2: Convert to fraction form
    4,576.98/6,868.32 = 2,112.15/x
  3. Step 3: Cross multiply
    4,576.98x = 6,868.32 × 2,112.15
  4. Step 4: Simplify right side
    4,576.98x = 14,506,922.09
  5. Step 5: Solve for x
    x = 14,506,922.09/4,576.98
  6. Step 6: Final answer
    x = 3,169.54

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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.