Home / 4,135.80-6,202.40-2,186.94

Finding the Fourth Proportional to 4,135.80, 6,202.40 and 2,186.94

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Solution

The fourth proportional to 4,135.80, 6,202.40 and 2,186.94 is: 3,279.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.80 : 6,202.40 = 2,186.94 : x
  2. Step 2: Convert to fraction form
    4,135.80/6,202.40 = 2,186.94/x
  3. Step 3: Cross multiply
    4,135.80x = 6,202.40 × 2,186.94
  4. Step 4: Simplify right side
    4,135.80x = 13,564,276.66
  5. Step 5: Solve for x
    x = 13,564,276.66/4,135.80
  6. Step 6: Final answer
    x = 3,279.72

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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.