Home / 8,382.89-11,568.47-4,605.99

Finding the Fourth Proportional to 8,382.89, 11,568.47 and 4,605.99

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Solution

The fourth proportional to 8,382.89, 11,568.47 and 4,605.99 is: 6,356.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382.89 : 11,568.47 = 4,605.99 : x
  2. Step 2: Convert to fraction form
    8,382.89/11,568.47 = 4,605.99/x
  3. Step 3: Cross multiply
    8,382.89x = 11,568.47 × 4,605.99
  4. Step 4: Simplify right side
    8,382.89x = 53,284,234.11
  5. Step 5: Solve for x
    x = 53,284,234.11/8,382.89
  6. Step 6: Final answer
    x = 6,356.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.