Home / 3,550.44-5,325.68-1,085.30

Finding the Fourth Proportional to 3,550.44, 5,325.68 and 1,085.30

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Solution

The fourth proportional to 3,550.44, 5,325.68 and 1,085.30 is: 1,627.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.44 : 5,325.68 = 1,085.30 : x
  2. Step 2: Convert to fraction form
    3,550.44/5,325.68 = 1,085.30/x
  3. Step 3: Cross multiply
    3,550.44x = 5,325.68 × 1,085.30
  4. Step 4: Simplify right side
    3,550.44x = 5,779,960.50
  5. Step 5: Solve for x
    x = 5,779,960.50/3,550.44
  6. Step 6: Final answer
    x = 1,627.96

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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.