Home / 2,829.36-4,245.24-1,369.60

Finding the Fourth Proportional to 2,829.36, 4,245.24 and 1,369.60

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Solution

The fourth proportional to 2,829.36, 4,245.24 and 1,369.60 is: 2,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.36 : 4,245.24 = 1,369.60 : x
  2. Step 2: Convert to fraction form
    2,829.36/4,245.24 = 1,369.60/x
  3. Step 3: Cross multiply
    2,829.36x = 4,245.24 × 1,369.60
  4. Step 4: Simplify right side
    2,829.36x = 5,814,280.70
  5. Step 5: Solve for x
    x = 5,814,280.70/2,829.36
  6. Step 6: Final answer
    x = 2,054.98

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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.