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Finding the Fourth Proportional to 4,253.67, 5,868.03 and 3,663.18

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Solution

The fourth proportional to 4,253.67, 5,868.03 and 3,663.18 is: 5,053.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.67 : 5,868.03 = 3,663.18 : x
  2. Step 2: Convert to fraction form
    4,253.67/5,868.03 = 3,663.18/x
  3. Step 3: Cross multiply
    4,253.67x = 5,868.03 × 3,663.18
  4. Step 4: Simplify right side
    4,253.67x = 21,495,650.14
  5. Step 5: Solve for x
    x = 21,495,650.14/4,253.67
  6. Step 6: Final answer
    x = 5,053.44

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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.