Home / 2,673.10-4,009.56-1,211.23

Finding the Fourth Proportional to 2,673.10, 4,009.56 and 1,211.23

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Solution

The fourth proportional to 2,673.10, 4,009.56 and 1,211.23 is: 1,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.10 : 4,009.56 = 1,211.23 : x
  2. Step 2: Convert to fraction form
    2,673.10/4,009.56 = 1,211.23/x
  3. Step 3: Cross multiply
    2,673.10x = 4,009.56 × 1,211.23
  4. Step 4: Simplify right side
    2,673.10x = 4,856,499.36
  5. Step 5: Solve for x
    x = 4,856,499.36/2,673.10
  6. Step 6: Final answer
    x = 1,816.80

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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.