Home / 6,393.21-9,577.40-3,611.27

Finding the Fourth Proportional to 6,393.21, 9,577.40 and 3,611.27

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Solution

The fourth proportional to 6,393.21, 9,577.40 and 3,611.27 is: 5,409.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,393.21 : 9,577.40 = 3,611.27 : x
  2. Step 2: Convert to fraction form
    6,393.21/9,577.40 = 3,611.27/x
  3. Step 3: Cross multiply
    6,393.21x = 9,577.40 × 3,611.27
  4. Step 4: Simplify right side
    6,393.21x = 34,586,511.35
  5. Step 5: Solve for x
    x = 34,586,511.35/6,393.21
  6. Step 6: Final answer
    x = 5,409.88

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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.