Home / 3,954.36-5,932.50-1,357.40

Finding the Fourth Proportional to 3,954.36, 5,932.50 and 1,357.40

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Solution

The fourth proportional to 3,954.36, 5,932.50 and 1,357.40 is: 2,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.36 : 5,932.50 = 1,357.40 : x
  2. Step 2: Convert to fraction form
    3,954.36/5,932.50 = 1,357.40/x
  3. Step 3: Cross multiply
    3,954.36x = 5,932.50 × 1,357.40
  4. Step 4: Simplify right side
    3,954.36x = 8,052,775.50
  5. Step 5: Solve for x
    x = 8,052,775.50/3,954.36
  6. Step 6: Final answer
    x = 2,036.43

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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.