Home / 3,943.50-5,442.06-2,701.50

Finding the Fourth Proportional to 3,943.50, 5,442.06 and 2,701.50

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Solution

The fourth proportional to 3,943.50, 5,442.06 and 2,701.50 is: 3,728.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.50 : 5,442.06 = 2,701.50 : x
  2. Step 2: Convert to fraction form
    3,943.50/5,442.06 = 2,701.50/x
  3. Step 3: Cross multiply
    3,943.50x = 5,442.06 × 2,701.50
  4. Step 4: Simplify right side
    3,943.50x = 14,701,725.09
  5. Step 5: Solve for x
    x = 14,701,725.09/3,943.50
  6. Step 6: Final answer
    x = 3,728.09

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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.