Home / 4,185.50-5,776.26-2,322.50

Finding the Fourth Proportional to 4,185.50, 5,776.26 and 2,322.50

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Solution

The fourth proportional to 4,185.50, 5,776.26 and 2,322.50 is: 3,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.50 : 5,776.26 = 2,322.50 : x
  2. Step 2: Convert to fraction form
    4,185.50/5,776.26 = 2,322.50/x
  3. Step 3: Cross multiply
    4,185.50x = 5,776.26 × 2,322.50
  4. Step 4: Simplify right side
    4,185.50x = 13,415,363.85
  5. Step 5: Solve for x
    x = 13,415,363.85/4,185.50
  6. Step 6: Final answer
    x = 3,205.20

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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.