Home / 4,750.13-7,115.48-2,796.41

Finding the Fourth Proportional to 4,750.13, 7,115.48 and 2,796.41

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Solution

The fourth proportional to 4,750.13, 7,115.48 and 2,796.41 is: 4,188.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.13 : 7,115.48 = 2,796.41 : x
  2. Step 2: Convert to fraction form
    4,750.13/7,115.48 = 2,796.41/x
  3. Step 3: Cross multiply
    4,750.13x = 7,115.48 × 2,796.41
  4. Step 4: Simplify right side
    4,750.13x = 19,897,785.44
  5. Step 5: Solve for x
    x = 19,897,785.44/4,750.13
  6. Step 6: Final answer
    x = 4,188.89

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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.