Home / 3,550.62-5,325.93-1,240.86

Finding the Fourth Proportional to 3,550.62, 5,325.93 and 1,240.86

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Solution

The fourth proportional to 3,550.62, 5,325.93 and 1,240.86 is: 1,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.62 : 5,325.93 = 1,240.86 : x
  2. Step 2: Convert to fraction form
    3,550.62/5,325.93 = 1,240.86/x
  3. Step 3: Cross multiply
    3,550.62x = 5,325.93 × 1,240.86
  4. Step 4: Simplify right side
    3,550.62x = 6,608,733.50
  5. Step 5: Solve for x
    x = 6,608,733.50/3,550.62
  6. Step 6: Final answer
    x = 1,861.29

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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.