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Finding the Fourth Proportional to 4,668.75, 7,003.80 and 1,707.34

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Solution

The fourth proportional to 4,668.75, 7,003.80 and 1,707.34 is: 2,561.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.75 : 7,003.80 = 1,707.34 : x
  2. Step 2: Convert to fraction form
    4,668.75/7,003.80 = 1,707.34/x
  3. Step 3: Cross multiply
    4,668.75x = 7,003.80 × 1,707.34
  4. Step 4: Simplify right side
    4,668.75x = 11,957,867.89
  5. Step 5: Solve for x
    x = 11,957,867.89/4,668.75
  6. Step 6: Final answer
    x = 2,561.26

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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.