Home / 6,239.91-9,359.77-1,857.41

Finding the Fourth Proportional to 6,239.91, 9,359.77 and 1,857.41

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Solution

The fourth proportional to 6,239.91, 9,359.77 and 1,857.41 is: 2,786.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.91 : 9,359.77 = 1,857.41 : x
  2. Step 2: Convert to fraction form
    6,239.91/9,359.77 = 1,857.41/x
  3. Step 3: Cross multiply
    6,239.91x = 9,359.77 × 1,857.41
  4. Step 4: Simplify right side
    6,239.91x = 17,384,930.40
  5. Step 5: Solve for x
    x = 17,384,930.40/6,239.91
  6. Step 6: Final answer
    x = 2,786.09

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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.