Home / 7,361.48-11,038.52-3,409.34

Finding the Fourth Proportional to 7,361.48, 11,038.52 and 3,409.34

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Solution

The fourth proportional to 7,361.48, 11,038.52 and 3,409.34 is: 5,112.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.48 : 11,038.52 = 3,409.34 : x
  2. Step 2: Convert to fraction form
    7,361.48/11,038.52 = 3,409.34/x
  3. Step 3: Cross multiply
    7,361.48x = 11,038.52 × 3,409.34
  4. Step 4: Simplify right side
    7,361.48x = 37,633,995.54
  5. Step 5: Solve for x
    x = 37,633,995.54/7,361.48
  6. Step 6: Final answer
    x = 5,112.29

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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.