Home / 7,611.26-11,406.15-3,604.39

Finding the Fourth Proportional to 7,611.26, 11,406.15 and 3,604.39

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Solution

The fourth proportional to 7,611.26, 11,406.15 and 3,604.39 is: 5,401.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.26 : 11,406.15 = 3,604.39 : x
  2. Step 2: Convert to fraction form
    7,611.26/11,406.15 = 3,604.39/x
  3. Step 3: Cross multiply
    7,611.26x = 11,406.15 × 3,604.39
  4. Step 4: Simplify right side
    7,611.26x = 41,112,184.48
  5. Step 5: Solve for x
    x = 41,112,184.48/7,611.26
  6. Step 6: Final answer
    x = 5,401.50

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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.