Home / 4,199.70-6,300.44-1,237.89

Finding the Fourth Proportional to 4,199.70, 6,300.44 and 1,237.89

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Solution

The fourth proportional to 4,199.70, 6,300.44 and 1,237.89 is: 1,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.70 : 6,300.44 = 1,237.89 : x
  2. Step 2: Convert to fraction form
    4,199.70/6,300.44 = 1,237.89/x
  3. Step 3: Cross multiply
    4,199.70x = 6,300.44 × 1,237.89
  4. Step 4: Simplify right side
    4,199.70x = 7,799,251.67
  5. Step 5: Solve for x
    x = 7,799,251.67/4,199.70
  6. Step 6: Final answer
    x = 1,857.10

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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.