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Finding the Fourth Proportional to 4,153.36, 5,739.24 and 3,950.88

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Solution

The fourth proportional to 4,153.36, 5,739.24 and 3,950.88 is: 5,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.36 : 5,739.24 = 3,950.88 : x
  2. Step 2: Convert to fraction form
    4,153.36/5,739.24 = 3,950.88/x
  3. Step 3: Cross multiply
    4,153.36x = 5,739.24 × 3,950.88
  4. Step 4: Simplify right side
    4,153.36x = 22,675,048.53
  5. Step 5: Solve for x
    x = 22,675,048.53/4,153.36
  6. Step 6: Final answer
    x = 5,459.45

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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.