Home / 3,219.04-4,829.64-1,369.36

Finding the Fourth Proportional to 3,219.04, 4,829.64 and 1,369.36

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Solution

The fourth proportional to 3,219.04, 4,829.64 and 1,369.36 is: 2,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.04 : 4,829.64 = 1,369.36 : x
  2. Step 2: Convert to fraction form
    3,219.04/4,829.64 = 1,369.36/x
  3. Step 3: Cross multiply
    3,219.04x = 4,829.64 × 1,369.36
  4. Step 4: Simplify right side
    3,219.04x = 6,613,515.83
  5. Step 5: Solve for x
    x = 6,613,515.83/3,219.04
  6. Step 6: Final answer
    x = 2,054.50

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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.