Home / 9,943.10-14,918.09-5,008.71

Finding the Fourth Proportional to 9,943.10, 14,918.09 and 5,008.71

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Solution

The fourth proportional to 9,943.10, 14,918.09 and 5,008.71 is: 7,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.10 : 14,918.09 = 5,008.71 : x
  2. Step 2: Convert to fraction form
    9,943.10/14,918.09 = 5,008.71/x
  3. Step 3: Cross multiply
    9,943.10x = 14,918.09 × 5,008.71
  4. Step 4: Simplify right side
    9,943.10x = 74,720,361.52
  5. Step 5: Solve for x
    x = 74,720,361.52/9,943.10
  6. Step 6: Final answer
    x = 7,514.80

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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.