Home / 7,730.19-11,597.31-3,346.62

Finding the Fourth Proportional to 7,730.19, 11,597.31 and 3,346.62

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Solution

The fourth proportional to 7,730.19, 11,597.31 and 3,346.62 is: 5,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.19 : 11,597.31 = 3,346.62 : x
  2. Step 2: Convert to fraction form
    7,730.19/11,597.31 = 3,346.62/x
  3. Step 3: Cross multiply
    7,730.19x = 11,597.31 × 3,346.62
  4. Step 4: Simplify right side
    7,730.19x = 38,811,789.59
  5. Step 5: Solve for x
    x = 38,811,789.59/7,730.19
  6. Step 6: Final answer
    x = 5,020.81

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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.