Home / 3,749.06-5,619.32-1,665.93

Finding the Fourth Proportional to 3,749.06, 5,619.32 and 1,665.93

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Solution

The fourth proportional to 3,749.06, 5,619.32 and 1,665.93 is: 2,497.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.06 : 5,619.32 = 1,665.93 : x
  2. Step 2: Convert to fraction form
    3,749.06/5,619.32 = 1,665.93/x
  3. Step 3: Cross multiply
    3,749.06x = 5,619.32 × 1,665.93
  4. Step 4: Simplify right side
    3,749.06x = 9,361,385.44
  5. Step 5: Solve for x
    x = 9,361,385.44/3,749.06
  6. Step 6: Final answer
    x = 2,497.00

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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.