Home / 2,928.84-4,044.48-1,882.72

Finding the Fourth Proportional to 2,928.84, 4,044.48 and 1,882.72

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Solution

The fourth proportional to 2,928.84, 4,044.48 and 1,882.72 is: 2,599.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.84 : 4,044.48 = 1,882.72 : x
  2. Step 2: Convert to fraction form
    2,928.84/4,044.48 = 1,882.72/x
  3. Step 3: Cross multiply
    2,928.84x = 4,044.48 × 1,882.72
  4. Step 4: Simplify right side
    2,928.84x = 7,614,623.39
  5. Step 5: Solve for x
    x = 7,614,623.39/2,928.84
  6. Step 6: Final answer
    x = 2,599.88

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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.