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Finding the Fourth Proportional to 5,435.51, 8,153.27 and 2,837.84

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Solution

The fourth proportional to 5,435.51, 8,153.27 and 2,837.84 is: 4,256.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.51 : 8,153.27 = 2,837.84 : x
  2. Step 2: Convert to fraction form
    5,435.51/8,153.27 = 2,837.84/x
  3. Step 3: Cross multiply
    5,435.51x = 8,153.27 × 2,837.84
  4. Step 4: Simplify right side
    5,435.51x = 23,137,661.55
  5. Step 5: Solve for x
    x = 23,137,661.55/5,435.51
  6. Step 6: Final answer
    x = 4,256.76

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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.