Home / 3,042.33-4,199.18-1,716.80

Finding the Fourth Proportional to 3,042.33, 4,199.18 and 1,716.80

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Solution

The fourth proportional to 3,042.33, 4,199.18 and 1,716.80 is: 2,369.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.33 : 4,199.18 = 1,716.80 : x
  2. Step 2: Convert to fraction form
    3,042.33/4,199.18 = 1,716.80/x
  3. Step 3: Cross multiply
    3,042.33x = 4,199.18 × 1,716.80
  4. Step 4: Simplify right side
    3,042.33x = 7,209,156.52
  5. Step 5: Solve for x
    x = 7,209,156.52/3,042.33
  6. Step 6: Final answer
    x = 2,369.61

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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.