Home / 4,540.84-6,811.29-1,619.14

Finding the Fourth Proportional to 4,540.84, 6,811.29 and 1,619.14

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Solution

The fourth proportional to 4,540.84, 6,811.29 and 1,619.14 is: 2,428.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.84 : 6,811.29 = 1,619.14 : x
  2. Step 2: Convert to fraction form
    4,540.84/6,811.29 = 1,619.14/x
  3. Step 3: Cross multiply
    4,540.84x = 6,811.29 × 1,619.14
  4. Step 4: Simplify right side
    4,540.84x = 11,028,432.09
  5. Step 5: Solve for x
    x = 11,028,432.09/4,540.84
  6. Step 6: Final answer
    x = 2,428.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.