Home / 3,101.26-4,652.48-1,369.88

Finding the Fourth Proportional to 3,101.26, 4,652.48 and 1,369.88

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Solution

The fourth proportional to 3,101.26, 4,652.48 and 1,369.88 is: 2,055.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.26 : 4,652.48 = 1,369.88 : x
  2. Step 2: Convert to fraction form
    3,101.26/4,652.48 = 1,369.88/x
  3. Step 3: Cross multiply
    3,101.26x = 4,652.48 × 1,369.88
  4. Step 4: Simplify right side
    3,101.26x = 6,373,339.30
  5. Step 5: Solve for x
    x = 6,373,339.30/3,101.26
  6. Step 6: Final answer
    x = 2,055.08

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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.