Home / 3,103.11-4,651.56-1,717.07

Finding the Fourth Proportional to 3,103.11, 4,651.56 and 1,717.07

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Solution

The fourth proportional to 3,103.11, 4,651.56 and 1,717.07 is: 2,573.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.11 : 4,651.56 = 1,717.07 : x
  2. Step 2: Convert to fraction form
    3,103.11/4,651.56 = 1,717.07/x
  3. Step 3: Cross multiply
    3,103.11x = 4,651.56 × 1,717.07
  4. Step 4: Simplify right side
    3,103.11x = 7,987,030.87
  5. Step 5: Solve for x
    x = 7,987,030.87/3,103.11
  6. Step 6: Final answer
    x = 2,573.88

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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.