Home / 2,742.89-3,785.52-1,799.46

Finding the Fourth Proportional to 2,742.89, 3,785.52 and 1,799.46

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Solution

The fourth proportional to 2,742.89, 3,785.52 and 1,799.46 is: 2,483.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.89 : 3,785.52 = 1,799.46 : x
  2. Step 2: Convert to fraction form
    2,742.89/3,785.52 = 1,799.46/x
  3. Step 3: Cross multiply
    2,742.89x = 3,785.52 × 1,799.46
  4. Step 4: Simplify right side
    2,742.89x = 6,811,898.57
  5. Step 5: Solve for x
    x = 6,811,898.57/2,742.89
  6. Step 6: Final answer
    x = 2,483.48

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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.