Home / 9,810.38-14,716.24-2,790.94

Finding the Fourth Proportional to 9,810.38, 14,716.24 and 2,790.94

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Solution

The fourth proportional to 9,810.38, 14,716.24 and 2,790.94 is: 4,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,810.38 : 14,716.24 = 2,790.94 : x
  2. Step 2: Convert to fraction form
    9,810.38/14,716.24 = 2,790.94/x
  3. Step 3: Cross multiply
    9,810.38x = 14,716.24 × 2,790.94
  4. Step 4: Simplify right side
    9,810.38x = 41,072,149.05
  5. Step 5: Solve for x
    x = 41,072,149.05/9,810.38
  6. Step 6: Final answer
    x = 4,186.60

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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.