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Finding the Fourth Proportional to 3,973.73, 5,483.67 and 2,295.20

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Solution

The fourth proportional to 3,973.73, 5,483.67 and 2,295.20 is: 3,167.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.73 : 5,483.67 = 2,295.20 : x
  2. Step 2: Convert to fraction form
    3,973.73/5,483.67 = 2,295.20/x
  3. Step 3: Cross multiply
    3,973.73x = 5,483.67 × 2,295.20
  4. Step 4: Simplify right side
    3,973.73x = 12,586,124.49
  5. Step 5: Solve for x
    x = 12,586,124.49/3,973.73
  6. Step 6: Final answer
    x = 3,167.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.