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Finding the Fourth Proportional to 5,448.94, 8,173.42 and 4,473

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Solution

The fourth proportional to 5,448.94, 8,173.42 and 4,473 is: 6,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.94 : 8,173.42 = 4,473 : x
  2. Step 2: Convert to fraction form
    5,448.94/8,173.42 = 4,473/x
  3. Step 3: Cross multiply
    5,448.94x = 8,173.42 × 4,473
  4. Step 4: Simplify right side
    5,448.94x = 36,559,707.66
  5. Step 5: Solve for x
    x = 36,559,707.66/5,448.94
  6. Step 6: Final answer
    x = 6,709.51

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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.