Home / 3,749.65-5,175.98-3,355.99

Finding the Fourth Proportional to 3,749.65, 5,175.98 and 3,355.99

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Solution

The fourth proportional to 3,749.65, 5,175.98 and 3,355.99 is: 4,632.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.65 : 5,175.98 = 3,355.99 : x
  2. Step 2: Convert to fraction form
    3,749.65/5,175.98 = 3,355.99/x
  3. Step 3: Cross multiply
    3,749.65x = 5,175.98 × 3,355.99
  4. Step 4: Simplify right side
    3,749.65x = 17,370,537.12
  5. Step 5: Solve for x
    x = 17,370,537.12/3,749.65
  6. Step 6: Final answer
    x = 4,632.58

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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.