Home / 2,922.53-4,036.37-1,932.30

Finding the Fourth Proportional to 2,922.53, 4,036.37 and 1,932.30

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Solution

The fourth proportional to 2,922.53, 4,036.37 and 1,932.30 is: 2,668.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.53 : 4,036.37 = 1,932.30 : x
  2. Step 2: Convert to fraction form
    2,922.53/4,036.37 = 1,932.30/x
  3. Step 3: Cross multiply
    2,922.53x = 4,036.37 × 1,932.30
  4. Step 4: Simplify right side
    2,922.53x = 7,799,468.09
  5. Step 5: Solve for x
    x = 7,799,468.09/2,922.53
  6. Step 6: Final answer
    x = 2,668.74

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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.