Home / 3,103.44-4,653.48-1,540.01

Finding the Fourth Proportional to 3,103.44, 4,653.48 and 1,540.01

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Solution

The fourth proportional to 3,103.44, 4,653.48 and 1,540.01 is: 2,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.44 : 4,653.48 = 1,540.01 : x
  2. Step 2: Convert to fraction form
    3,103.44/4,653.48 = 1,540.01/x
  3. Step 3: Cross multiply
    3,103.44x = 4,653.48 × 1,540.01
  4. Step 4: Simplify right side
    3,103.44x = 7,166,397.03
  5. Step 5: Solve for x
    x = 7,166,397.03/3,103.44
  6. Step 6: Final answer
    x = 2,309.18

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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.