Home / 3,768.41-5,645.79-1,573.31

Finding the Fourth Proportional to 3,768.41, 5,645.79 and 1,573.31

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Solution

The fourth proportional to 3,768.41, 5,645.79 and 1,573.31 is: 2,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.41 : 5,645.79 = 1,573.31 : x
  2. Step 2: Convert to fraction form
    3,768.41/5,645.79 = 1,573.31/x
  3. Step 3: Cross multiply
    3,768.41x = 5,645.79 × 1,573.31
  4. Step 4: Simplify right side
    3,768.41x = 8,882,549.64
  5. Step 5: Solve for x
    x = 8,882,549.64/3,768.41
  6. Step 6: Final answer
    x = 2,357.11

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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.