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Finding the Fourth Proportional to 4,668.62, 7,003.19 and 1,894.88

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Solution

The fourth proportional to 4,668.62, 7,003.19 and 1,894.88 is: 2,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.62 : 7,003.19 = 1,894.88 : x
  2. Step 2: Convert to fraction form
    4,668.62/7,003.19 = 1,894.88/x
  3. Step 3: Cross multiply
    4,668.62x = 7,003.19 × 1,894.88
  4. Step 4: Simplify right side
    4,668.62x = 13,270,204.67
  5. Step 5: Solve for x
    x = 13,270,204.67/4,668.62
  6. Step 6: Final answer
    x = 2,842.43

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1.5x scale

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.