Home / 7,736.72-11,584.48-5,276.40

Finding the Fourth Proportional to 7,736.72, 11,584.48 and 5,276.40

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Solution

The fourth proportional to 7,736.72, 11,584.48 and 5,276.40 is: 7,900.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.72 : 11,584.48 = 5,276.40 : x
  2. Step 2: Convert to fraction form
    7,736.72/11,584.48 = 5,276.40/x
  3. Step 3: Cross multiply
    7,736.72x = 11,584.48 × 5,276.40
  4. Step 4: Simplify right side
    7,736.72x = 61,124,350.27
  5. Step 5: Solve for x
    x = 61,124,350.27/7,736.72
  6. Step 6: Final answer
    x = 7,900.55

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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.