Home / 3,615.07-5,418.16-2,056.38

Finding the Fourth Proportional to 3,615.07, 5,418.16 and 2,056.38

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Solution

The fourth proportional to 3,615.07, 5,418.16 and 2,056.38 is: 3,082.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.07 : 5,418.16 = 2,056.38 : x
  2. Step 2: Convert to fraction form
    3,615.07/5,418.16 = 2,056.38/x
  3. Step 3: Cross multiply
    3,615.07x = 5,418.16 × 2,056.38
  4. Step 4: Simplify right side
    3,615.07x = 11,141,795.86
  5. Step 5: Solve for x
    x = 11,141,795.86/3,615.07
  6. Step 6: Final answer
    x = 3,082.04

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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.