Home / 7,440.44-11,161.70-2,511.50

Finding the Fourth Proportional to 7,440.44, 11,161.70 and 2,511.50

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Solution

The fourth proportional to 7,440.44, 11,161.70 and 2,511.50 is: 3,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.44 : 11,161.70 = 2,511.50 : x
  2. Step 2: Convert to fraction form
    7,440.44/11,161.70 = 2,511.50/x
  3. Step 3: Cross multiply
    7,440.44x = 11,161.70 × 2,511.50
  4. Step 4: Simplify right side
    7,440.44x = 28,032,609.55
  5. Step 5: Solve for x
    x = 28,032,609.55/7,440.44
  6. Step 6: Final answer
    x = 3,767.60

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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.