Home / 10,403.25-15,601.62-3,476.13

Finding the Fourth Proportional to 10,403.25, 15,601.62 and 3,476.13

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Solution

The fourth proportional to 10,403.25, 15,601.62 and 3,476.13 is: 5,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.25 : 15,601.62 = 3,476.13 : x
  2. Step 2: Convert to fraction form
    10,403.25/15,601.62 = 3,476.13/x
  3. Step 3: Cross multiply
    10,403.25x = 15,601.62 × 3,476.13
  4. Step 4: Simplify right side
    10,403.25x = 54,233,259.33
  5. Step 5: Solve for x
    x = 54,233,259.33/10,403.25
  6. Step 6: Final answer
    x = 5,213.11

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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.