Home / 4,105.40-6,158.10-4,068.95

Finding the Fourth Proportional to 4,105.40, 6,158.10 and 4,068.95

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Solution

The fourth proportional to 4,105.40, 6,158.10 and 4,068.95 is: 6,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.40 : 6,158.10 = 4,068.95 : x
  2. Step 2: Convert to fraction form
    4,105.40/6,158.10 = 4,068.95/x
  3. Step 3: Cross multiply
    4,105.40x = 6,158.10 × 4,068.95
  4. Step 4: Simplify right side
    4,105.40x = 25,057,001.00
  5. Step 5: Solve for x
    x = 25,057,001.00/4,105.40
  6. Step 6: Final answer
    x = 6,103.43

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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.