Home / 7,289.58-10,935.97-2,359.72

Finding the Fourth Proportional to 7,289.58, 10,935.97 and 2,359.72

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Solution

The fourth proportional to 7,289.58, 10,935.97 and 2,359.72 is: 3,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.58 : 10,935.97 = 2,359.72 : x
  2. Step 2: Convert to fraction form
    7,289.58/10,935.97 = 2,359.72/x
  3. Step 3: Cross multiply
    7,289.58x = 10,935.97 × 2,359.72
  4. Step 4: Simplify right side
    7,289.58x = 25,805,827.13
  5. Step 5: Solve for x
    x = 25,805,827.13/7,289.58
  6. Step 6: Final answer
    x = 3,540.10

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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.