Home / 3,690.10-5,536.17-1,610.28

Finding the Fourth Proportional to 3,690.10, 5,536.17 and 1,610.28

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Solution

The fourth proportional to 3,690.10, 5,536.17 and 1,610.28 is: 2,415.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.10 : 5,536.17 = 1,610.28 : x
  2. Step 2: Convert to fraction form
    3,690.10/5,536.17 = 1,610.28/x
  3. Step 3: Cross multiply
    3,690.10x = 5,536.17 × 1,610.28
  4. Step 4: Simplify right side
    3,690.10x = 8,914,783.83
  5. Step 5: Solve for x
    x = 8,914,783.83/3,690.10
  6. Step 6: Final answer
    x = 2,415.87

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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.