Home / 7,741.07-11,604.47-2,809.52

Finding the Fourth Proportional to 7,741.07, 11,604.47 and 2,809.52

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Solution

The fourth proportional to 7,741.07, 11,604.47 and 2,809.52 is: 4,211.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.07 : 11,604.47 = 2,809.52 : x
  2. Step 2: Convert to fraction form
    7,741.07/11,604.47 = 2,809.52/x
  3. Step 3: Cross multiply
    7,741.07x = 11,604.47 × 2,809.52
  4. Step 4: Simplify right side
    7,741.07x = 32,602,918.48
  5. Step 5: Solve for x
    x = 32,602,918.48/7,741.07
  6. Step 6: Final answer
    x = 4,211.68

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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.