Home / 7,491.25-11,243.77-3,796.05

Finding the Fourth Proportional to 7,491.25, 11,243.77 and 3,796.05

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Solution

The fourth proportional to 7,491.25, 11,243.77 and 3,796.05 is: 5,697.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.25 : 11,243.77 = 3,796.05 : x
  2. Step 2: Convert to fraction form
    7,491.25/11,243.77 = 3,796.05/x
  3. Step 3: Cross multiply
    7,491.25x = 11,243.77 × 3,796.05
  4. Step 4: Simplify right side
    7,491.25x = 42,681,913.11
  5. Step 5: Solve for x
    x = 42,681,913.11/7,491.25
  6. Step 6: Final answer
    x = 5,697.57

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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.