Home / 4,013.77-6,020.25-1,239.69

Finding the Fourth Proportional to 4,013.77, 6,020.25 and 1,239.69

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Solution

The fourth proportional to 4,013.77, 6,020.25 and 1,239.69 is: 1,859.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.77 : 6,020.25 = 1,239.69 : x
  2. Step 2: Convert to fraction form
    4,013.77/6,020.25 = 1,239.69/x
  3. Step 3: Cross multiply
    4,013.77x = 6,020.25 × 1,239.69
  4. Step 4: Simplify right side
    4,013.77x = 7,463,243.72
  5. Step 5: Solve for x
    x = 7,463,243.72/4,013.77
  6. Step 6: Final answer
    x = 1,859.41

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1.5x scale

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.