Home / 3,103.11-4,653.74-1,716.18

Finding the Fourth Proportional to 3,103.11, 4,653.74 and 1,716.18

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Solution

The fourth proportional to 3,103.11, 4,653.74 and 1,716.18 is: 2,573.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.11 : 4,653.74 = 1,716.18 : x
  2. Step 2: Convert to fraction form
    3,103.11/4,653.74 = 1,716.18/x
  3. Step 3: Cross multiply
    3,103.11x = 4,653.74 × 1,716.18
  4. Step 4: Simplify right side
    3,103.11x = 7,986,655.51
  5. Step 5: Solve for x
    x = 7,986,655.51/3,103.11
  6. Step 6: Final answer
    x = 2,573.76

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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.