Home / 7,451.94-11,173.02-4,165.38

Finding the Fourth Proportional to 7,451.94, 11,173.02 and 4,165.38

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Solution

The fourth proportional to 7,451.94, 11,173.02 and 4,165.38 is: 6,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.94 : 11,173.02 = 4,165.38 : x
  2. Step 2: Convert to fraction form
    7,451.94/11,173.02 = 4,165.38/x
  3. Step 3: Cross multiply
    7,451.94x = 11,173.02 × 4,165.38
  4. Step 4: Simplify right side
    7,451.94x = 46,539,874.05
  5. Step 5: Solve for x
    x = 46,539,874.05/7,451.94
  6. Step 6: Final answer
    x = 6,245.34

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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.