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Finding the Fourth Proportional to 4,684, 7,027.16 and 1,397.08

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Solution

The fourth proportional to 4,684, 7,027.16 and 1,397.08 is: 2,095.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684 : 7,027.16 = 1,397.08 : x
  2. Step 2: Convert to fraction form
    4,684/7,027.16 = 1,397.08/x
  3. Step 3: Cross multiply
    4,684x = 7,027.16 × 1,397.08
  4. Step 4: Simplify right side
    4,684x = 9,817,504.69
  5. Step 5: Solve for x
    x = 9,817,504.69/4,684
  6. Step 6: Final answer
    x = 2,095.97

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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.