Home / 8,748.14-12,072.44-4,769.21

Finding the Fourth Proportional to 8,748.14, 12,072.44 and 4,769.21

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Solution

The fourth proportional to 8,748.14, 12,072.44 and 4,769.21 is: 6,581.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.14 : 12,072.44 = 4,769.21 : x
  2. Step 2: Convert to fraction form
    8,748.14/12,072.44 = 4,769.21/x
  3. Step 3: Cross multiply
    8,748.14x = 12,072.44 × 4,769.21
  4. Step 4: Simplify right side
    8,748.14x = 57,576,043.68
  5. Step 5: Solve for x
    x = 57,576,043.68/8,748.14
  6. Step 6: Final answer
    x = 6,581.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.