Home / 3,519.97-4,857.50-1,926.59

Finding the Fourth Proportional to 3,519.97, 4,857.50 and 1,926.59

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Solution

The fourth proportional to 3,519.97, 4,857.50 and 1,926.59 is: 2,658.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.97 : 4,857.50 = 1,926.59 : x
  2. Step 2: Convert to fraction form
    3,519.97/4,857.50 = 1,926.59/x
  3. Step 3: Cross multiply
    3,519.97x = 4,857.50 × 1,926.59
  4. Step 4: Simplify right side
    3,519.97x = 9,358,391.45
  5. Step 5: Solve for x
    x = 9,358,391.45/3,519.97
  6. Step 6: Final answer
    x = 2,658.65

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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.