Home / 4,258.28-5,878.49-2,842.80

Finding the Fourth Proportional to 4,258.28, 5,878.49 and 2,842.80

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Solution

The fourth proportional to 4,258.28, 5,878.49 and 2,842.80 is: 3,924.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.28 : 5,878.49 = 2,842.80 : x
  2. Step 2: Convert to fraction form
    4,258.28/5,878.49 = 2,842.80/x
  3. Step 3: Cross multiply
    4,258.28x = 5,878.49 × 2,842.80
  4. Step 4: Simplify right side
    4,258.28x = 16,711,357.16
  5. Step 5: Solve for x
    x = 16,711,357.16/4,258.28
  6. Step 6: Final answer
    x = 3,924.44

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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.