Home / 5,453.24-8,178.48-1,755.86

Finding the Fourth Proportional to 5,453.24, 8,178.48 and 1,755.86

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Solution

The fourth proportional to 5,453.24, 8,178.48 and 1,755.86 is: 2,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.24 : 8,178.48 = 1,755.86 : x
  2. Step 2: Convert to fraction form
    5,453.24/8,178.48 = 1,755.86/x
  3. Step 3: Cross multiply
    5,453.24x = 8,178.48 × 1,755.86
  4. Step 4: Simplify right side
    5,453.24x = 14,360,225.00
  5. Step 5: Solve for x
    x = 14,360,225.00/5,453.24
  6. Step 6: Final answer
    x = 2,633.34

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.