Home / 9,918.09-14,869.17-6,790.41

Finding the Fourth Proportional to 9,918.09, 14,869.17 and 6,790.41

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Solution

The fourth proportional to 9,918.09, 14,869.17 and 6,790.41 is: 10,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,918.09 : 14,869.17 = 6,790.41 : x
  2. Step 2: Convert to fraction form
    9,918.09/14,869.17 = 6,790.41/x
  3. Step 3: Cross multiply
    9,918.09x = 14,869.17 × 6,790.41
  4. Step 4: Simplify right side
    9,918.09x = 100,967,760.66
  5. Step 5: Solve for x
    x = 100,967,760.66/9,918.09
  6. Step 6: Final answer
    x = 10,180.16

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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.