Home / 10,365.26-15,549.43-3,342.96

Finding the Fourth Proportional to 10,365.26, 15,549.43 and 3,342.96

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Solution

The fourth proportional to 10,365.26, 15,549.43 and 3,342.96 is: 5,014.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.26 : 15,549.43 = 3,342.96 : x
  2. Step 2: Convert to fraction form
    10,365.26/15,549.43 = 3,342.96/x
  3. Step 3: Cross multiply
    10,365.26x = 15,549.43 × 3,342.96
  4. Step 4: Simplify right side
    10,365.26x = 51,981,122.51
  5. Step 5: Solve for x
    x = 51,981,122.51/10,365.26
  6. Step 6: Final answer
    x = 5,014.94

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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.