Home / 7,549.94-11,325.03-2,619.74

Finding the Fourth Proportional to 7,549.94, 11,325.03 and 2,619.74

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Solution

The fourth proportional to 7,549.94, 11,325.03 and 2,619.74 is: 3,929.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.94 : 11,325.03 = 2,619.74 : x
  2. Step 2: Convert to fraction form
    7,549.94/11,325.03 = 2,619.74/x
  3. Step 3: Cross multiply
    7,549.94x = 11,325.03 × 2,619.74
  4. Step 4: Simplify right side
    7,549.94x = 29,668,588.88
  5. Step 5: Solve for x
    x = 29,668,588.88/7,549.94
  6. Step 6: Final answer
    x = 3,929.64

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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.