Home / 3,494.55-5,241.95-1,185.75

Finding the Fourth Proportional to 3,494.55, 5,241.95 and 1,185.75

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Solution

The fourth proportional to 3,494.55, 5,241.95 and 1,185.75 is: 1,778.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.55 : 5,241.95 = 1,185.75 : x
  2. Step 2: Convert to fraction form
    3,494.55/5,241.95 = 1,185.75/x
  3. Step 3: Cross multiply
    3,494.55x = 5,241.95 × 1,185.75
  4. Step 4: Simplify right side
    3,494.55x = 6,215,636.28
  5. Step 5: Solve for x
    x = 6,215,636.28/3,494.55
  6. Step 6: Final answer
    x = 1,778.67

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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.