Home / 7,930.08-11,898.36-4,809.96

Finding the Fourth Proportional to 7,930.08, 11,898.36 and 4,809.96

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Solution

The fourth proportional to 7,930.08, 11,898.36 and 4,809.96 is: 7,216.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.08 : 11,898.36 = 4,809.96 : x
  2. Step 2: Convert to fraction form
    7,930.08/11,898.36 = 4,809.96/x
  3. Step 3: Cross multiply
    7,930.08x = 11,898.36 × 4,809.96
  4. Step 4: Simplify right side
    7,930.08x = 57,230,635.67
  5. Step 5: Solve for x
    x = 57,230,635.67/7,930.08
  6. Step 6: Final answer
    x = 7,216.91

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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.