Home / 11,562.89-17,344.31-2,797.80

Finding the Fourth Proportional to 11,562.89, 17,344.31 and 2,797.80

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Solution

The fourth proportional to 11,562.89, 17,344.31 and 2,797.80 is: 4,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,562.89 : 17,344.31 = 2,797.80 : x
  2. Step 2: Convert to fraction form
    11,562.89/17,344.31 = 2,797.80/x
  3. Step 3: Cross multiply
    11,562.89x = 17,344.31 × 2,797.80
  4. Step 4: Simplify right side
    11,562.89x = 48,525,896.53
  5. Step 5: Solve for x
    x = 48,525,896.53/11,562.89
  6. Step 6: Final answer
    x = 4,196.69

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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.