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Finding the Fourth Proportional to 3,895.53, 5,843.28 and 973.83

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Solution

The fourth proportional to 3,895.53, 5,843.28 and 973.83 is: 1,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.53 : 5,843.28 = 973.83 : x
  2. Step 2: Convert to fraction form
    3,895.53/5,843.28 = 973.83/x
  3. Step 3: Cross multiply
    3,895.53x = 5,843.28 × 973.83
  4. Step 4: Simplify right side
    3,895.53x = 5,690,361.36
  5. Step 5: Solve for x
    x = 5,690,361.36/3,895.53
  6. Step 6: Final answer
    x = 1,460.74

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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.