Home / 4,013.30-6,019.94-1,239.96

Finding the Fourth Proportional to 4,013.30, 6,019.94 and 1,239.96

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Solution

The fourth proportional to 4,013.30, 6,019.94 and 1,239.96 is: 1,859.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.30 : 6,019.94 = 1,239.96 : x
  2. Step 2: Convert to fraction form
    4,013.30/6,019.94 = 1,239.96/x
  3. Step 3: Cross multiply
    4,013.30x = 6,019.94 × 1,239.96
  4. Step 4: Simplify right side
    4,013.30x = 7,464,469.64
  5. Step 5: Solve for x
    x = 7,464,469.64/4,013.30
  6. Step 6: Final answer
    x = 1,859.93

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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.