Home / 4,005.31-6,007.82-1,083.68

Finding the Fourth Proportional to 4,005.31, 6,007.82 and 1,083.68

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Solution

The fourth proportional to 4,005.31, 6,007.82 and 1,083.68 is: 1,625.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.31 : 6,007.82 = 1,083.68 : x
  2. Step 2: Convert to fraction form
    4,005.31/6,007.82 = 1,083.68/x
  3. Step 3: Cross multiply
    4,005.31x = 6,007.82 × 1,083.68
  4. Step 4: Simplify right side
    4,005.31x = 6,510,563.98
  5. Step 5: Solve for x
    x = 6,510,563.98/4,005.31
  6. Step 6: Final answer
    x = 1,625.48

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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.