Home / 7,588.64-11,375.17-2,907.38

Finding the Fourth Proportional to 7,588.64, 11,375.17 and 2,907.38

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Solution

The fourth proportional to 7,588.64, 11,375.17 and 2,907.38 is: 4,358.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588.64 : 11,375.17 = 2,907.38 : x
  2. Step 2: Convert to fraction form
    7,588.64/11,375.17 = 2,907.38/x
  3. Step 3: Cross multiply
    7,588.64x = 11,375.17 × 2,907.38
  4. Step 4: Simplify right side
    7,588.64x = 33,071,962.92
  5. Step 5: Solve for x
    x = 33,071,962.92/7,588.64
  6. Step 6: Final answer
    x = 4,358.09

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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.