Home / 8,952.81-13,428.27-2,379.66

Finding the Fourth Proportional to 8,952.81, 13,428.27 and 2,379.66

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Solution

The fourth proportional to 8,952.81, 13,428.27 and 2,379.66 is: 3,569.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.81 : 13,428.27 = 2,379.66 : x
  2. Step 2: Convert to fraction form
    8,952.81/13,428.27 = 2,379.66/x
  3. Step 3: Cross multiply
    8,952.81x = 13,428.27 × 2,379.66
  4. Step 4: Simplify right side
    8,952.81x = 31,954,716.99
  5. Step 5: Solve for x
    x = 31,954,716.99/8,952.81
  6. Step 6: Final answer
    x = 3,569.24

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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.