Home / 11,577.63-17,369.69-4,656.99

Finding the Fourth Proportional to 11,577.63, 17,369.69 and 4,656.99

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Solution

The fourth proportional to 11,577.63, 17,369.69 and 4,656.99 is: 6,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.63 : 17,369.69 = 4,656.99 : x
  2. Step 2: Convert to fraction form
    11,577.63/17,369.69 = 4,656.99/x
  3. Step 3: Cross multiply
    11,577.63x = 17,369.69 × 4,656.99
  4. Step 4: Simplify right side
    11,577.63x = 80,890,449.35
  5. Step 5: Solve for x
    x = 80,890,449.35/11,577.63
  6. Step 6: Final answer
    x = 6,986.79

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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.