Home / 3,474.21-5,211.42-1,526.37

Finding the Fourth Proportional to 3,474.21, 5,211.42 and 1,526.37

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Solution

The fourth proportional to 3,474.21, 5,211.42 and 1,526.37 is: 2,289.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.21 : 5,211.42 = 1,526.37 : x
  2. Step 2: Convert to fraction form
    3,474.21/5,211.42 = 1,526.37/x
  3. Step 3: Cross multiply
    3,474.21x = 5,211.42 × 1,526.37
  4. Step 4: Simplify right side
    3,474.21x = 7,954,555.15
  5. Step 5: Solve for x
    x = 7,954,555.15/3,474.21
  6. Step 6: Final answer
    x = 2,289.60

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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.