Home / 1,967.37-2,712.90-1,469.22

Finding the Fourth Proportional to 1,967.37, 2,712.90 and 1,469.22

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Solution

The fourth proportional to 1,967.37, 2,712.90 and 1,469.22 is: 2,025.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.37 : 2,712.90 = 1,469.22 : x
  2. Step 2: Convert to fraction form
    1,967.37/2,712.90 = 1,469.22/x
  3. Step 3: Cross multiply
    1,967.37x = 2,712.90 × 1,469.22
  4. Step 4: Simplify right side
    1,967.37x = 3,985,846.94
  5. Step 5: Solve for x
    x = 3,985,846.94/1,967.37
  6. Step 6: Final answer
    x = 2,025.98

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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.