Home / 4,748.49-7,108.90-2,768.06

Finding the Fourth Proportional to 4,748.49, 7,108.90 and 2,768.06

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Solution

The fourth proportional to 4,748.49, 7,108.90 and 2,768.06 is: 4,144.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.49 : 7,108.90 = 2,768.06 : x
  2. Step 2: Convert to fraction form
    4,748.49/7,108.90 = 2,768.06/x
  3. Step 3: Cross multiply
    4,748.49x = 7,108.90 × 2,768.06
  4. Step 4: Simplify right side
    4,748.49x = 19,677,872.59
  5. Step 5: Solve for x
    x = 19,677,872.59/4,748.49
  6. Step 6: Final answer
    x = 4,144.03

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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.