Home / 10,745.69-16,124.80-4,505.22

Finding the Fourth Proportional to 10,745.69, 16,124.80 and 4,505.22

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Solution

The fourth proportional to 10,745.69, 16,124.80 and 4,505.22 is: 6,760.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.69 : 16,124.80 = 4,505.22 : x
  2. Step 2: Convert to fraction form
    10,745.69/16,124.80 = 4,505.22/x
  3. Step 3: Cross multiply
    10,745.69x = 16,124.80 × 4,505.22
  4. Step 4: Simplify right side
    10,745.69x = 72,645,755.97
  5. Step 5: Solve for x
    x = 72,645,755.97/10,745.69
  6. Step 6: Final answer
    x = 6,760.46

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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.