Home / 4,889.73-7,333.20-1,379.52

Finding the Fourth Proportional to 4,889.73, 7,333.20 and 1,379.52

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Solution

The fourth proportional to 4,889.73, 7,333.20 and 1,379.52 is: 2,068.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.73 : 7,333.20 = 1,379.52 : x
  2. Step 2: Convert to fraction form
    4,889.73/7,333.20 = 1,379.52/x
  3. Step 3: Cross multiply
    4,889.73x = 7,333.20 × 1,379.52
  4. Step 4: Simplify right side
    4,889.73x = 10,116,296.06
  5. Step 5: Solve for x
    x = 10,116,296.06/4,889.73
  6. Step 6: Final answer
    x = 2,068.89

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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.