Home / 3,983.83-5,973.55-1,609.77

Finding the Fourth Proportional to 3,983.83, 5,973.55 and 1,609.77

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Solution

The fourth proportional to 3,983.83, 5,973.55 and 1,609.77 is: 2,413.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.83 : 5,973.55 = 1,609.77 : x
  2. Step 2: Convert to fraction form
    3,983.83/5,973.55 = 1,609.77/x
  3. Step 3: Cross multiply
    3,983.83x = 5,973.55 × 1,609.77
  4. Step 4: Simplify right side
    3,983.83x = 9,616,059.96
  5. Step 5: Solve for x
    x = 9,616,059.96/3,983.83
  6. Step 6: Final answer
    x = 2,413.77

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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.