Home / 4,917.54-7,379.02-2,320.41

Finding the Fourth Proportional to 4,917.54, 7,379.02 and 2,320.41

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Solution

The fourth proportional to 4,917.54, 7,379.02 and 2,320.41 is: 3,481.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.54 : 7,379.02 = 2,320.41 : x
  2. Step 2: Convert to fraction form
    4,917.54/7,379.02 = 2,320.41/x
  3. Step 3: Cross multiply
    4,917.54x = 7,379.02 × 2,320.41
  4. Step 4: Simplify right side
    4,917.54x = 17,122,369.32
  5. Step 5: Solve for x
    x = 17,122,369.32/4,917.54
  6. Step 6: Final answer
    x = 3,481.89

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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.