Home / 4,202.29-6,302.72-1,200.11

Finding the Fourth Proportional to 4,202.29, 6,302.72 and 1,200.11

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Solution

The fourth proportional to 4,202.29, 6,302.72 and 1,200.11 is: 1,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.29 : 6,302.72 = 1,200.11 : x
  2. Step 2: Convert to fraction form
    4,202.29/6,302.72 = 1,200.11/x
  3. Step 3: Cross multiply
    4,202.29x = 6,302.72 × 1,200.11
  4. Step 4: Simplify right side
    4,202.29x = 7,563,957.30
  5. Step 5: Solve for x
    x = 7,563,957.30/4,202.29
  6. Step 6: Final answer
    x = 1,799.96

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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.