Home / 7,329.09-11,008.40-4,373.31

Finding the Fourth Proportional to 7,329.09, 11,008.40 and 4,373.31

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Solution

The fourth proportional to 7,329.09, 11,008.40 and 4,373.31 is: 6,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.09 : 11,008.40 = 4,373.31 : x
  2. Step 2: Convert to fraction form
    7,329.09/11,008.40 = 4,373.31/x
  3. Step 3: Cross multiply
    7,329.09x = 11,008.40 × 4,373.31
  4. Step 4: Simplify right side
    7,329.09x = 48,143,189.82
  5. Step 5: Solve for x
    x = 48,143,189.82/7,329.09
  6. Step 6: Final answer
    x = 6,568.78

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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.