Home / 9,176.83-13,768.53-5,662.75

Finding the Fourth Proportional to 9,176.83, 13,768.53 and 5,662.75

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Solution

The fourth proportional to 9,176.83, 13,768.53 and 5,662.75 is: 8,496.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.83 : 13,768.53 = 5,662.75 : x
  2. Step 2: Convert to fraction form
    9,176.83/13,768.53 = 5,662.75/x
  3. Step 3: Cross multiply
    9,176.83x = 13,768.53 × 5,662.75
  4. Step 4: Simplify right side
    9,176.83x = 77,967,743.26
  5. Step 5: Solve for x
    x = 77,967,743.26/9,176.83
  6. Step 6: Final answer
    x = 8,496.15

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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.