Home / 11,769.48-17,656.65-3,449.77

Finding the Fourth Proportional to 11,769.48, 17,656.65 and 3,449.77

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Solution

The fourth proportional to 11,769.48, 17,656.65 and 3,449.77 is: 5,175.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.48 : 17,656.65 = 3,449.77 : x
  2. Step 2: Convert to fraction form
    11,769.48/17,656.65 = 3,449.77/x
  3. Step 3: Cross multiply
    11,769.48x = 17,656.65 × 3,449.77
  4. Step 4: Simplify right side
    11,769.48x = 60,911,381.47
  5. Step 5: Solve for x
    x = 60,911,381.47/11,769.48
  6. Step 6: Final answer
    x = 5,175.37

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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.