Home / 3,346.96-5,016.87-1,786

Finding the Fourth Proportional to 3,346.96, 5,016.87 and 1,786

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Solution

The fourth proportional to 3,346.96, 5,016.87 and 1,786 is: 2,677.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.96 : 5,016.87 = 1,786 : x
  2. Step 2: Convert to fraction form
    3,346.96/5,016.87 = 1,786/x
  3. Step 3: Cross multiply
    3,346.96x = 5,016.87 × 1,786
  4. Step 4: Simplify right side
    3,346.96x = 8,960,129.82
  5. Step 5: Solve for x
    x = 8,960,129.82/3,346.96
  6. Step 6: Final answer
    x = 2,677.09

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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.