Home / 5,828.57-8,043.40-3,175.98

Finding the Fourth Proportional to 5,828.57, 8,043.40 and 3,175.98

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Solution

The fourth proportional to 5,828.57, 8,043.40 and 3,175.98 is: 4,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.57 : 8,043.40 = 3,175.98 : x
  2. Step 2: Convert to fraction form
    5,828.57/8,043.40 = 3,175.98/x
  3. Step 3: Cross multiply
    5,828.57x = 8,043.40 × 3,175.98
  4. Step 4: Simplify right side
    5,828.57x = 25,545,651.34
  5. Step 5: Solve for x
    x = 25,545,651.34/5,828.57
  6. Step 6: Final answer
    x = 4,382.83

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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.