Home / 7,453.86-11,180.82-2,259.78

Finding the Fourth Proportional to 7,453.86, 11,180.82 and 2,259.78

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Solution

The fourth proportional to 7,453.86, 11,180.82 and 2,259.78 is: 3,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.86 : 11,180.82 = 2,259.78 : x
  2. Step 2: Convert to fraction form
    7,453.86/11,180.82 = 2,259.78/x
  3. Step 3: Cross multiply
    7,453.86x = 11,180.82 × 2,259.78
  4. Step 4: Simplify right side
    7,453.86x = 25,266,193.42
  5. Step 5: Solve for x
    x = 25,266,193.42/7,453.86
  6. Step 6: Final answer
    x = 3,389.68

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1.5x scale

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.