Home / 4,005.52-6,008.58-1,083.78

Finding the Fourth Proportional to 4,005.52, 6,008.58 and 1,083.78

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Solution

The fourth proportional to 4,005.52, 6,008.58 and 1,083.78 is: 1,625.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.52 : 6,008.58 = 1,083.78 : x
  2. Step 2: Convert to fraction form
    4,005.52/6,008.58 = 1,083.78/x
  3. Step 3: Cross multiply
    4,005.52x = 6,008.58 × 1,083.78
  4. Step 4: Simplify right side
    4,005.52x = 6,511,978.83
  5. Step 5: Solve for x
    x = 6,511,978.83/4,005.52
  6. Step 6: Final answer
    x = 1,625.75

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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.