Home / 3,610.35-5,415.74-1,013.29

Finding the Fourth Proportional to 3,610.35, 5,415.74 and 1,013.29

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Solution

The fourth proportional to 3,610.35, 5,415.74 and 1,013.29 is: 1,519.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.35 : 5,415.74 = 1,013.29 : x
  2. Step 2: Convert to fraction form
    3,610.35/5,415.74 = 1,013.29/x
  3. Step 3: Cross multiply
    3,610.35x = 5,415.74 × 1,013.29
  4. Step 4: Simplify right side
    3,610.35x = 5,487,683.04
  5. Step 5: Solve for x
    x = 5,487,683.04/3,610.35
  6. Step 6: Final answer
    x = 1,519.99

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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.