Home / 2,911.91-4,018.44-1,733.02

Finding the Fourth Proportional to 2,911.91, 4,018.44 and 1,733.02

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Solution

The fourth proportional to 2,911.91, 4,018.44 and 1,733.02 is: 2,391.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.91 : 4,018.44 = 1,733.02 : x
  2. Step 2: Convert to fraction form
    2,911.91/4,018.44 = 1,733.02/x
  3. Step 3: Cross multiply
    2,911.91x = 4,018.44 × 1,733.02
  4. Step 4: Simplify right side
    2,911.91x = 6,964,033.34
  5. Step 5: Solve for x
    x = 6,964,033.34/2,911.91
  6. Step 6: Final answer
    x = 2,391.57

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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.