Home / 7,483.86-11,225.91-2,289.78

Finding the Fourth Proportional to 7,483.86, 11,225.91 and 2,289.78

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Solution

The fourth proportional to 7,483.86, 11,225.91 and 2,289.78 is: 3,434.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.86 : 11,225.91 = 2,289.78 : x
  2. Step 2: Convert to fraction form
    7,483.86/11,225.91 = 2,289.78/x
  3. Step 3: Cross multiply
    7,483.86x = 11,225.91 × 2,289.78
  4. Step 4: Simplify right side
    7,483.86x = 25,704,864.20
  5. Step 5: Solve for x
    x = 25,704,864.20/7,483.86
  6. Step 6: Final answer
    x = 3,434.71

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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.