Home / 4,127.67-6,189.93-1,353.83

Finding the Fourth Proportional to 4,127.67, 6,189.93 and 1,353.83

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Solution

The fourth proportional to 4,127.67, 6,189.93 and 1,353.83 is: 2,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.67 : 6,189.93 = 1,353.83 : x
  2. Step 2: Convert to fraction form
    4,127.67/6,189.93 = 1,353.83/x
  3. Step 3: Cross multiply
    4,127.67x = 6,189.93 × 1,353.83
  4. Step 4: Simplify right side
    4,127.67x = 8,380,081.98
  5. Step 5: Solve for x
    x = 8,380,081.98/4,127.67
  6. Step 6: Final answer
    x = 2,030.22

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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.