Home / 7,466.80-11,199.72-2,272.72

Finding the Fourth Proportional to 7,466.80, 11,199.72 and 2,272.72

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Solution

The fourth proportional to 7,466.80, 11,199.72 and 2,272.72 is: 3,408.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,466.80 : 11,199.72 = 2,272.72 : x
  2. Step 2: Convert to fraction form
    7,466.80/11,199.72 = 2,272.72/x
  3. Step 3: Cross multiply
    7,466.80x = 11,199.72 × 2,272.72
  4. Step 4: Simplify right side
    7,466.80x = 25,453,827.64
  5. Step 5: Solve for x
    x = 25,453,827.64/7,466.80
  6. Step 6: Final answer
    x = 3,408.93

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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.