Home / 3,336.64-5,005.44-1,603.84

Finding the Fourth Proportional to 3,336.64, 5,005.44 and 1,603.84

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Solution

The fourth proportional to 3,336.64, 5,005.44 and 1,603.84 is: 2,405.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.64 : 5,005.44 = 1,603.84 : x
  2. Step 2: Convert to fraction form
    3,336.64/5,005.44 = 1,603.84/x
  3. Step 3: Cross multiply
    3,336.64x = 5,005.44 × 1,603.84
  4. Step 4: Simplify right side
    3,336.64x = 8,027,924.89
  5. Step 5: Solve for x
    x = 8,027,924.89/3,336.64
  6. Step 6: Final answer
    x = 2,405.99

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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.