Home / 4,013.91-6,020.91-1,415.03

Finding the Fourth Proportional to 4,013.91, 6,020.91 and 1,415.03

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Solution

The fourth proportional to 4,013.91, 6,020.91 and 1,415.03 is: 2,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.91 : 6,020.91 = 1,415.03 : x
  2. Step 2: Convert to fraction form
    4,013.91/6,020.91 = 1,415.03/x
  3. Step 3: Cross multiply
    4,013.91x = 6,020.91 × 1,415.03
  4. Step 4: Simplify right side
    4,013.91x = 8,519,738.17
  5. Step 5: Solve for x
    x = 8,519,738.17/4,013.91
  6. Step 6: Final answer
    x = 2,122.55

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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.