Home / 4,688.41-7,029.14-2,839.09

Finding the Fourth Proportional to 4,688.41, 7,029.14 and 2,839.09

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Solution

The fourth proportional to 4,688.41, 7,029.14 and 2,839.09 is: 4,256.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.41 : 7,029.14 = 2,839.09 : x
  2. Step 2: Convert to fraction form
    4,688.41/7,029.14 = 2,839.09/x
  3. Step 3: Cross multiply
    4,688.41x = 7,029.14 × 2,839.09
  4. Step 4: Simplify right side
    4,688.41x = 19,956,361.08
  5. Step 5: Solve for x
    x = 19,956,361.08/4,688.41
  6. Step 6: Final answer
    x = 4,256.53

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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.