Home / 3,764.23-5,646.75-1,571.74

Finding the Fourth Proportional to 3,764.23, 5,646.75 and 1,571.74

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Solution

The fourth proportional to 3,764.23, 5,646.75 and 1,571.74 is: 2,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.23 : 5,646.75 = 1,571.74 : x
  2. Step 2: Convert to fraction form
    3,764.23/5,646.75 = 1,571.74/x
  3. Step 3: Cross multiply
    3,764.23x = 5,646.75 × 1,571.74
  4. Step 4: Simplify right side
    3,764.23x = 8,875,222.85
  5. Step 5: Solve for x
    x = 8,875,222.85/3,764.23
  6. Step 6: Final answer
    x = 2,357.78

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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.