Home / 3,083.62-4,628.73-1,329.48

Finding the Fourth Proportional to 3,083.62, 4,628.73 and 1,329.48

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Solution

The fourth proportional to 3,083.62, 4,628.73 and 1,329.48 is: 1,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.62 : 4,628.73 = 1,329.48 : x
  2. Step 2: Convert to fraction form
    3,083.62/4,628.73 = 1,329.48/x
  3. Step 3: Cross multiply
    3,083.62x = 4,628.73 × 1,329.48
  4. Step 4: Simplify right side
    3,083.62x = 6,153,803.96
  5. Step 5: Solve for x
    x = 6,153,803.96/3,083.62
  6. Step 6: Final answer
    x = 1,995.64

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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.