Home / 7,464.72-11,190.60-3,563.76

Finding the Fourth Proportional to 7,464.72, 11,190.60 and 3,563.76

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Solution

The fourth proportional to 7,464.72, 11,190.60 and 3,563.76 is: 5,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464.72 : 11,190.60 = 3,563.76 : x
  2. Step 2: Convert to fraction form
    7,464.72/11,190.60 = 3,563.76/x
  3. Step 3: Cross multiply
    7,464.72x = 11,190.60 × 3,563.76
  4. Step 4: Simplify right side
    7,464.72x = 39,880,612.66
  5. Step 5: Solve for x
    x = 39,880,612.66/7,464.72
  6. Step 6: Final answer
    x = 5,342.55

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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.