Home / 3,197.24-4,412.17-1,780.94

Finding the Fourth Proportional to 3,197.24, 4,412.17 and 1,780.94

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Solution

The fourth proportional to 3,197.24, 4,412.17 and 1,780.94 is: 2,457.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.24 : 4,412.17 = 1,780.94 : x
  2. Step 2: Convert to fraction form
    3,197.24/4,412.17 = 1,780.94/x
  3. Step 3: Cross multiply
    3,197.24x = 4,412.17 × 1,780.94
  4. Step 4: Simplify right side
    3,197.24x = 7,857,806.75
  5. Step 5: Solve for x
    x = 7,857,806.75/3,197.24
  6. Step 6: Final answer
    x = 2,457.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.