Home / 4,199.35-6,299.93-1,277.89

Finding the Fourth Proportional to 4,199.35, 6,299.93 and 1,277.89

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Solution

The fourth proportional to 4,199.35, 6,299.93 and 1,277.89 is: 1,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.35 : 6,299.93 = 1,277.89 : x
  2. Step 2: Convert to fraction form
    4,199.35/6,299.93 = 1,277.89/x
  3. Step 3: Cross multiply
    4,199.35x = 6,299.93 × 1,277.89
  4. Step 4: Simplify right side
    4,199.35x = 8,050,617.55
  5. Step 5: Solve for x
    x = 8,050,617.55/4,199.35
  6. Step 6: Final answer
    x = 1,917.11

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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.