Home / 7,289.07-10,933.85-2,358.75

Finding the Fourth Proportional to 7,289.07, 10,933.85 and 2,358.75

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Solution

The fourth proportional to 7,289.07, 10,933.85 and 2,358.75 is: 3,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.07 : 10,933.85 = 2,358.75 : x
  2. Step 2: Convert to fraction form
    7,289.07/10,933.85 = 2,358.75/x
  3. Step 3: Cross multiply
    7,289.07x = 10,933.85 × 2,358.75
  4. Step 4: Simplify right side
    7,289.07x = 25,790,206.89
  5. Step 5: Solve for x
    x = 25,790,206.89/7,289.07
  6. Step 6: Final answer
    x = 3,538.20

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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.