Home / 11,329.59-16,999.44-5,780.01

Finding the Fourth Proportional to 11,329.59, 16,999.44 and 5,780.01

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Solution

The fourth proportional to 11,329.59, 16,999.44 and 5,780.01 is: 8,672.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.59 : 16,999.44 = 5,780.01 : x
  2. Step 2: Convert to fraction form
    11,329.59/16,999.44 = 5,780.01/x
  3. Step 3: Cross multiply
    11,329.59x = 16,999.44 × 5,780.01
  4. Step 4: Simplify right side
    11,329.59x = 98,256,933.19
  5. Step 5: Solve for x
    x = 98,256,933.19/11,329.59
  6. Step 6: Final answer
    x = 8,672.59

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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.