Home / 4,178.36-6,266.50-1,838.95

Finding the Fourth Proportional to 4,178.36, 6,266.50 and 1,838.95

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Solution

The fourth proportional to 4,178.36, 6,266.50 and 1,838.95 is: 2,757.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.36 : 6,266.50 = 1,838.95 : x
  2. Step 2: Convert to fraction form
    4,178.36/6,266.50 = 1,838.95/x
  3. Step 3: Cross multiply
    4,178.36x = 6,266.50 × 1,838.95
  4. Step 4: Simplify right side
    4,178.36x = 11,523,780.18
  5. Step 5: Solve for x
    x = 11,523,780.18/4,178.36
  6. Step 6: Final answer
    x = 2,757.97

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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.