Home / 3,636.38-5,454.77-1,039.52

Finding the Fourth Proportional to 3,636.38, 5,454.77 and 1,039.52

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Solution

The fourth proportional to 3,636.38, 5,454.77 and 1,039.52 is: 1,559.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.38 : 5,454.77 = 1,039.52 : x
  2. Step 2: Convert to fraction form
    3,636.38/5,454.77 = 1,039.52/x
  3. Step 3: Cross multiply
    3,636.38x = 5,454.77 × 1,039.52
  4. Step 4: Simplify right side
    3,636.38x = 5,670,310.04
  5. Step 5: Solve for x
    x = 5,670,310.04/3,636.38
  6. Step 6: Final answer
    x = 1,559.33

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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.