Home / 3,610.08-5,415.21-1,013.22

Finding the Fourth Proportional to 3,610.08, 5,415.21 and 1,013.22

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Solution

The fourth proportional to 3,610.08, 5,415.21 and 1,013.22 is: 1,519.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.08 : 5,415.21 = 1,013.22 : x
  2. Step 2: Convert to fraction form
    3,610.08/5,415.21 = 1,013.22/x
  3. Step 3: Cross multiply
    3,610.08x = 5,415.21 × 1,013.22
  4. Step 4: Simplify right side
    3,610.08x = 5,486,799.08
  5. Step 5: Solve for x
    x = 5,486,799.08/3,610.08
  6. Step 6: Final answer
    x = 1,519.86

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1.5x scale

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.