Home / 11,784.93-17,677.35-4,764.86

Finding the Fourth Proportional to 11,784.93, 17,677.35 and 4,764.86

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Solution

The fourth proportional to 11,784.93, 17,677.35 and 4,764.86 is: 7,147.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784.93 : 17,677.35 = 4,764.86 : x
  2. Step 2: Convert to fraction form
    11,784.93/17,677.35 = 4,764.86/x
  3. Step 3: Cross multiply
    11,784.93x = 17,677.35 × 4,764.86
  4. Step 4: Simplify right side
    11,784.93x = 84,230,172.18
  5. Step 5: Solve for x
    x = 84,230,172.18/11,784.93
  6. Step 6: Final answer
    x = 7,147.28

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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.