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Finding the Fourth Proportional to 3,973.54, 5,957.20 and 2,509.62

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Solution

The fourth proportional to 3,973.54, 5,957.20 and 2,509.62 is: 3,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.54 : 5,957.20 = 2,509.62 : x
  2. Step 2: Convert to fraction form
    3,973.54/5,957.20 = 2,509.62/x
  3. Step 3: Cross multiply
    3,973.54x = 5,957.20 × 2,509.62
  4. Step 4: Simplify right side
    3,973.54x = 14,950,308.26
  5. Step 5: Solve for x
    x = 14,950,308.26/3,973.54
  6. Step 6: Final answer
    x = 3,762.47

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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.