Home / 7,342.09-11,009.87-2,343.53

Finding the Fourth Proportional to 7,342.09, 11,009.87 and 2,343.53

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Solution

The fourth proportional to 7,342.09, 11,009.87 and 2,343.53 is: 3,514.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.09 : 11,009.87 = 2,343.53 : x
  2. Step 2: Convert to fraction form
    7,342.09/11,009.87 = 2,343.53/x
  3. Step 3: Cross multiply
    7,342.09x = 11,009.87 × 2,343.53
  4. Step 4: Simplify right side
    7,342.09x = 25,801,960.64
  5. Step 5: Solve for x
    x = 25,801,960.64/7,342.09
  6. Step 6: Final answer
    x = 3,514.25

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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.