Home / 11,051.79-16,577.15-4,125.75

Finding the Fourth Proportional to 11,051.79, 16,577.15 and 4,125.75

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Solution

The fourth proportional to 11,051.79, 16,577.15 and 4,125.75 is: 6,188.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.79 : 16,577.15 = 4,125.75 : x
  2. Step 2: Convert to fraction form
    11,051.79/16,577.15 = 4,125.75/x
  3. Step 3: Cross multiply
    11,051.79x = 16,577.15 × 4,125.75
  4. Step 4: Simplify right side
    11,051.79x = 68,393,155.98
  5. Step 5: Solve for x
    x = 68,393,155.98/11,051.79
  6. Step 6: Final answer
    x = 6,188.42

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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.