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Finding the Fourth Proportional to 5,668.81, 8,504.75 and 4,035.75

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Solution

The fourth proportional to 5,668.81, 8,504.75 and 4,035.75 is: 6,054.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668.81 : 8,504.75 = 4,035.75 : x
  2. Step 2: Convert to fraction form
    5,668.81/8,504.75 = 4,035.75/x
  3. Step 3: Cross multiply
    5,668.81x = 8,504.75 × 4,035.75
  4. Step 4: Simplify right side
    5,668.81x = 34,323,044.81
  5. Step 5: Solve for x
    x = 34,323,044.81/5,668.81
  6. Step 6: Final answer
    x = 6,054.72

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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.