Home / 7,289.72-10,934.14-2,358.96

Finding the Fourth Proportional to 7,289.72, 10,934.14 and 2,358.96

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Solution

The fourth proportional to 7,289.72, 10,934.14 and 2,358.96 is: 3,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.72 : 10,934.14 = 2,358.96 : x
  2. Step 2: Convert to fraction form
    7,289.72/10,934.14 = 2,358.96/x
  3. Step 3: Cross multiply
    7,289.72x = 10,934.14 × 2,358.96
  4. Step 4: Simplify right side
    7,289.72x = 25,793,198.89
  5. Step 5: Solve for x
    x = 25,793,198.89/7,289.72
  6. Step 6: Final answer
    x = 3,538.30

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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.