Home / 5,235.45-7,852.36-3,399.58

Finding the Fourth Proportional to 5,235.45, 7,852.36 and 3,399.58

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Solution

The fourth proportional to 5,235.45, 7,852.36 and 3,399.58 is: 5,098.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.45 : 7,852.36 = 3,399.58 : x
  2. Step 2: Convert to fraction form
    5,235.45/7,852.36 = 3,399.58/x
  3. Step 3: Cross multiply
    5,235.45x = 7,852.36 × 3,399.58
  4. Step 4: Simplify right side
    5,235.45x = 26,694,726.01
  5. Step 5: Solve for x
    x = 26,694,726.01/5,235.45
  6. Step 6: Final answer
    x = 5,098.84

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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.