Home / 5,748.63-8,619.69-3,408.96

Finding the Fourth Proportional to 5,748.63, 8,619.69 and 3,408.96

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Solution

The fourth proportional to 5,748.63, 8,619.69 and 3,408.96 is: 5,111.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.63 : 8,619.69 = 3,408.96 : x
  2. Step 2: Convert to fraction form
    5,748.63/8,619.69 = 3,408.96/x
  3. Step 3: Cross multiply
    5,748.63x = 8,619.69 × 3,408.96
  4. Step 4: Simplify right side
    5,748.63x = 29,384,178.42
  5. Step 5: Solve for x
    x = 29,384,178.42/5,748.63
  6. Step 6: Final answer
    x = 5,111.51

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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.