Home / 4,283.70-6,429.60-3,668.10

Finding the Fourth Proportional to 4,283.70, 6,429.60 and 3,668.10

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Solution

The fourth proportional to 4,283.70, 6,429.60 and 3,668.10 is: 5,505.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.70 : 6,429.60 = 3,668.10 : x
  2. Step 2: Convert to fraction form
    4,283.70/6,429.60 = 3,668.10/x
  3. Step 3: Cross multiply
    4,283.70x = 6,429.60 × 3,668.10
  4. Step 4: Simplify right side
    4,283.70x = 23,584,415.76
  5. Step 5: Solve for x
    x = 23,584,415.76/4,283.70
  6. Step 6: Final answer
    x = 5,505.62

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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.