Home / 3,511.85-5,268.60-1,046.61

Finding the Fourth Proportional to 3,511.85, 5,268.60 and 1,046.61

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Solution

The fourth proportional to 3,511.85, 5,268.60 and 1,046.61 is: 1,570.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.85 : 5,268.60 = 1,046.61 : x
  2. Step 2: Convert to fraction form
    3,511.85/5,268.60 = 1,046.61/x
  3. Step 3: Cross multiply
    3,511.85x = 5,268.60 × 1,046.61
  4. Step 4: Simplify right side
    3,511.85x = 5,514,169.45
  5. Step 5: Solve for x
    x = 5,514,169.45/3,511.85
  6. Step 6: Final answer
    x = 1,570.16

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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.