Home / 8,952.96-13,428.20-2,379.68

Finding the Fourth Proportional to 8,952.96, 13,428.20 and 2,379.68

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Solution

The fourth proportional to 8,952.96, 13,428.20 and 2,379.68 is: 3,569.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.96 : 13,428.20 = 2,379.68 : x
  2. Step 2: Convert to fraction form
    8,952.96/13,428.20 = 2,379.68/x
  3. Step 3: Cross multiply
    8,952.96x = 13,428.20 × 2,379.68
  4. Step 4: Simplify right side
    8,952.96x = 31,954,818.98
  5. Step 5: Solve for x
    x = 31,954,818.98/8,952.96
  6. Step 6: Final answer
    x = 3,569.19

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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.