Home / 9,669.96-14,499.34-5,161.45

Finding the Fourth Proportional to 9,669.96, 14,499.34 and 5,161.45

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Solution

The fourth proportional to 9,669.96, 14,499.34 and 5,161.45 is: 7,739.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669.96 : 14,499.34 = 5,161.45 : x
  2. Step 2: Convert to fraction form
    9,669.96/14,499.34 = 5,161.45/x
  3. Step 3: Cross multiply
    9,669.96x = 14,499.34 × 5,161.45
  4. Step 4: Simplify right side
    9,669.96x = 74,837,618.44
  5. Step 5: Solve for x
    x = 74,837,618.44/9,669.96
  6. Step 6: Final answer
    x = 7,739.19

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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.