Home / 7,290.19-10,935.42-2,359.99

Finding the Fourth Proportional to 7,290.19, 10,935.42 and 2,359.99

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Solution

The fourth proportional to 7,290.19, 10,935.42 and 2,359.99 is: 3,540.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.19 : 10,935.42 = 2,359.99 : x
  2. Step 2: Convert to fraction form
    7,290.19/10,935.42 = 2,359.99/x
  3. Step 3: Cross multiply
    7,290.19x = 10,935.42 × 2,359.99
  4. Step 4: Simplify right side
    7,290.19x = 25,807,481.85
  5. Step 5: Solve for x
    x = 25,807,481.85/7,290.19
  6. Step 6: Final answer
    x = 3,540.03

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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.