Home / 7,184.49-10,781.64-2,504.51

Finding the Fourth Proportional to 7,184.49, 10,781.64 and 2,504.51

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Solution

The fourth proportional to 7,184.49, 10,781.64 and 2,504.51 is: 3,758.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.49 : 10,781.64 = 2,504.51 : x
  2. Step 2: Convert to fraction form
    7,184.49/10,781.64 = 2,504.51/x
  3. Step 3: Cross multiply
    7,184.49x = 10,781.64 × 2,504.51
  4. Step 4: Simplify right side
    7,184.49x = 27,002,725.20
  5. Step 5: Solve for x
    x = 27,002,725.20/7,184.49
  6. Step 6: Final answer
    x = 3,758.47

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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.