Home / 9,322.92-13,986.30-2,748.48

Finding the Fourth Proportional to 9,322.92, 13,986.30 and 2,748.48

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Solution

The fourth proportional to 9,322.92, 13,986.30 and 2,748.48 is: 4,123.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,322.92 : 13,986.30 = 2,748.48 : x
  2. Step 2: Convert to fraction form
    9,322.92/13,986.30 = 2,748.48/x
  3. Step 3: Cross multiply
    9,322.92x = 13,986.30 × 2,748.48
  4. Step 4: Simplify right side
    9,322.92x = 38,441,065.82
  5. Step 5: Solve for x
    x = 38,441,065.82/9,322.92
  6. Step 6: Final answer
    x = 4,123.29

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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.