Home / 5,334.32-7,361.36-2,976.46

Finding the Fourth Proportional to 5,334.32, 7,361.36 and 2,976.46

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Solution

The fourth proportional to 5,334.32, 7,361.36 and 2,976.46 is: 4,107.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.32 : 7,361.36 = 2,976.46 : x
  2. Step 2: Convert to fraction form
    5,334.32/7,361.36 = 2,976.46/x
  3. Step 3: Cross multiply
    5,334.32x = 7,361.36 × 2,976.46
  4. Step 4: Simplify right side
    5,334.32x = 21,910,798.56
  5. Step 5: Solve for x
    x = 21,910,798.56/5,334.32
  6. Step 6: Final answer
    x = 4,107.52

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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.