Home / 2,269.06-3,406.47-1,929.22

Finding the Fourth Proportional to 2,269.06, 3,406.47 and 1,929.22

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Solution

The fourth proportional to 2,269.06, 3,406.47 and 1,929.22 is: 2,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.06 : 3,406.47 = 1,929.22 : x
  2. Step 2: Convert to fraction form
    2,269.06/3,406.47 = 1,929.22/x
  3. Step 3: Cross multiply
    2,269.06x = 3,406.47 × 1,929.22
  4. Step 4: Simplify right side
    2,269.06x = 6,571,830.05
  5. Step 5: Solve for x
    x = 6,571,830.05/2,269.06
  6. Step 6: Final answer
    x = 2,896.28

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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.