Home / 3,208.34-4,812.62-1,429.58

Finding the Fourth Proportional to 3,208.34, 4,812.62 and 1,429.58

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Solution

The fourth proportional to 3,208.34, 4,812.62 and 1,429.58 is: 2,144.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.34 : 4,812.62 = 1,429.58 : x
  2. Step 2: Convert to fraction form
    3,208.34/4,812.62 = 1,429.58/x
  3. Step 3: Cross multiply
    3,208.34x = 4,812.62 × 1,429.58
  4. Step 4: Simplify right side
    3,208.34x = 6,880,030.18
  5. Step 5: Solve for x
    x = 6,880,030.18/3,208.34
  6. Step 6: Final answer
    x = 2,144.42

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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.