Home / 11,656.18-17,473.77-4,255.44

Finding the Fourth Proportional to 11,656.18, 17,473.77 and 4,255.44

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Solution

The fourth proportional to 11,656.18, 17,473.77 and 4,255.44 is: 6,379.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656.18 : 17,473.77 = 4,255.44 : x
  2. Step 2: Convert to fraction form
    11,656.18/17,473.77 = 4,255.44/x
  3. Step 3: Cross multiply
    11,656.18x = 17,473.77 × 4,255.44
  4. Step 4: Simplify right side
    11,656.18x = 74,358,579.81
  5. Step 5: Solve for x
    x = 74,358,579.81/11,656.18
  6. Step 6: Final answer
    x = 6,379.33

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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.