Home / 11,323.88-16,975.34-4,301.79

Finding the Fourth Proportional to 11,323.88, 16,975.34 and 4,301.79

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Solution

The fourth proportional to 11,323.88, 16,975.34 and 4,301.79 is: 6,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.88 : 16,975.34 = 4,301.79 : x
  2. Step 2: Convert to fraction form
    11,323.88/16,975.34 = 4,301.79/x
  3. Step 3: Cross multiply
    11,323.88x = 16,975.34 × 4,301.79
  4. Step 4: Simplify right side
    11,323.88x = 73,024,322.75
  5. Step 5: Solve for x
    x = 73,024,322.75/11,323.88
  6. Step 6: Final answer
    x = 6,448.70

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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.