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Finding the Fourth Proportional to 4,236.16, 5,881.12 and 4,109.44

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Solution

The fourth proportional to 4,236.16, 5,881.12 and 4,109.44 is: 5,705.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,236.16 : 5,881.12 = 4,109.44 : x
  2. Step 2: Convert to fraction form
    4,236.16/5,881.12 = 4,109.44/x
  3. Step 3: Cross multiply
    4,236.16x = 5,881.12 × 4,109.44
  4. Step 4: Simplify right side
    4,236.16x = 24,168,109.77
  5. Step 5: Solve for x
    x = 24,168,109.77/4,236.16
  6. Step 6: Final answer
    x = 5,705.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.