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Finding the Fourth Proportional to 9,064.36, 13,595 and 2,489

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Solution

The fourth proportional to 9,064.36, 13,595 and 2,489 is: 3,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064.36 : 13,595 = 2,489 : x
  2. Step 2: Convert to fraction form
    9,064.36/13,595 = 2,489/x
  3. Step 3: Cross multiply
    9,064.36x = 13,595 × 2,489
  4. Step 4: Simplify right side
    9,064.36x = 33,837,955
  5. Step 5: Solve for x
    x = 33,837,955/9,064.36
  6. Step 6: Final answer
    x = 3,733.08

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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.