Home / 7,629.66-11,435.24-3,237.89

Finding the Fourth Proportional to 7,629.66, 11,435.24 and 3,237.89

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Solution

The fourth proportional to 7,629.66, 11,435.24 and 3,237.89 is: 4,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.66 : 11,435.24 = 3,237.89 : x
  2. Step 2: Convert to fraction form
    7,629.66/11,435.24 = 3,237.89/x
  3. Step 3: Cross multiply
    7,629.66x = 11,435.24 × 3,237.89
  4. Step 4: Simplify right side
    7,629.66x = 37,026,020.66
  5. Step 5: Solve for x
    x = 37,026,020.66/7,629.66
  6. Step 6: Final answer
    x = 4,852.91

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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.