Home / 2,936.72-4,052.70-1,610.57

Finding the Fourth Proportional to 2,936.72, 4,052.70 and 1,610.57

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Solution

The fourth proportional to 2,936.72, 4,052.70 and 1,610.57 is: 2,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.72 : 4,052.70 = 1,610.57 : x
  2. Step 2: Convert to fraction form
    2,936.72/4,052.70 = 1,610.57/x
  3. Step 3: Cross multiply
    2,936.72x = 4,052.70 × 1,610.57
  4. Step 4: Simplify right side
    2,936.72x = 6,527,136.78
  5. Step 5: Solve for x
    x = 6,527,136.78/2,936.72
  6. Step 6: Final answer
    x = 2,222.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.