Home / 7,289.20-10,934-2,846.69

Finding the Fourth Proportional to 7,289.20, 10,934 and 2,846.69

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Solution

The fourth proportional to 7,289.20, 10,934 and 2,846.69 is: 4,270.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.20 : 10,934 = 2,846.69 : x
  2. Step 2: Convert to fraction form
    7,289.20/10,934 = 2,846.69/x
  3. Step 3: Cross multiply
    7,289.20x = 10,934 × 2,846.69
  4. Step 4: Simplify right side
    7,289.20x = 31,125,708.46
  5. Step 5: Solve for x
    x = 31,125,708.46/7,289.20
  6. Step 6: Final answer
    x = 4,270.11

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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.