Home / 4,611.30-6,912.09-2,762.07

Finding the Fourth Proportional to 4,611.30, 6,912.09 and 2,762.07

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Solution

The fourth proportional to 4,611.30, 6,912.09 and 2,762.07 is: 4,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.30 : 6,912.09 = 2,762.07 : x
  2. Step 2: Convert to fraction form
    4,611.30/6,912.09 = 2,762.07/x
  3. Step 3: Cross multiply
    4,611.30x = 6,912.09 × 2,762.07
  4. Step 4: Simplify right side
    4,611.30x = 19,091,676.43
  5. Step 5: Solve for x
    x = 19,091,676.43/4,611.30
  6. Step 6: Final answer
    x = 4,140.19

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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.