Home / 7,606.22-11,399.91-4,309.32

Finding the Fourth Proportional to 7,606.22, 11,399.91 and 4,309.32

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Solution

The fourth proportional to 7,606.22, 11,399.91 and 4,309.32 is: 6,458.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,606.22 : 11,399.91 = 4,309.32 : x
  2. Step 2: Convert to fraction form
    7,606.22/11,399.91 = 4,309.32/x
  3. Step 3: Cross multiply
    7,606.22x = 11,399.91 × 4,309.32
  4. Step 4: Simplify right side
    7,606.22x = 49,125,860.16
  5. Step 5: Solve for x
    x = 49,125,860.16/7,606.22
  6. Step 6: Final answer
    x = 6,458.64

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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.