Home / 7,536.08-10,399.77-4,178.92

Finding the Fourth Proportional to 7,536.08, 10,399.77 and 4,178.92

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Solution

The fourth proportional to 7,536.08, 10,399.77 and 4,178.92 is: 5,766.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.08 : 10,399.77 = 4,178.92 : x
  2. Step 2: Convert to fraction form
    7,536.08/10,399.77 = 4,178.92/x
  3. Step 3: Cross multiply
    7,536.08x = 10,399.77 × 4,178.92
  4. Step 4: Simplify right side
    7,536.08x = 43,459,806.85
  5. Step 5: Solve for x
    x = 43,459,806.85/7,536.08
  6. Step 6: Final answer
    x = 5,766.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.