Home / 3,485.93-5,229.27-1,020.77

Finding the Fourth Proportional to 3,485.93, 5,229.27 and 1,020.77

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Solution

The fourth proportional to 3,485.93, 5,229.27 and 1,020.77 is: 1,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.93 : 5,229.27 = 1,020.77 : x
  2. Step 2: Convert to fraction form
    3,485.93/5,229.27 = 1,020.77/x
  3. Step 3: Cross multiply
    3,485.93x = 5,229.27 × 1,020.77
  4. Step 4: Simplify right side
    3,485.93x = 5,337,855.79
  5. Step 5: Solve for x
    x = 5,337,855.79/3,485.93
  6. Step 6: Final answer
    x = 1,531.26

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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.