Home / 4,185.72-5,776.50-2,322.76

Finding the Fourth Proportional to 4,185.72, 5,776.50 and 2,322.76

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Solution

The fourth proportional to 4,185.72, 5,776.50 and 2,322.76 is: 3,205.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.72 : 5,776.50 = 2,322.76 : x
  2. Step 2: Convert to fraction form
    4,185.72/5,776.50 = 2,322.76/x
  3. Step 3: Cross multiply
    4,185.72x = 5,776.50 × 2,322.76
  4. Step 4: Simplify right side
    4,185.72x = 13,417,423.14
  5. Step 5: Solve for x
    x = 13,417,423.14/4,185.72
  6. Step 6: Final answer
    x = 3,205.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.