Home / 11,869.07-17,809.70-5,299.56

Finding the Fourth Proportional to 11,869.07, 17,809.70 and 5,299.56

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Solution

The fourth proportional to 11,869.07, 17,809.70 and 5,299.56 is: 7,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.07 : 17,809.70 = 5,299.56 : x
  2. Step 2: Convert to fraction form
    11,869.07/17,809.70 = 5,299.56/x
  3. Step 3: Cross multiply
    11,869.07x = 17,809.70 × 5,299.56
  4. Step 4: Simplify right side
    11,869.07x = 94,383,547.23
  5. Step 5: Solve for x
    x = 94,383,547.23/11,869.07
  6. Step 6: Final answer
    x = 7,952.06

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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.