Home / 8,749.82-13,116.95-3,411.77

Finding the Fourth Proportional to 8,749.82, 13,116.95 and 3,411.77

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Solution

The fourth proportional to 8,749.82, 13,116.95 and 3,411.77 is: 5,114.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.82 : 13,116.95 = 3,411.77 : x
  2. Step 2: Convert to fraction form
    8,749.82/13,116.95 = 3,411.77/x
  3. Step 3: Cross multiply
    8,749.82x = 13,116.95 × 3,411.77
  4. Step 4: Simplify right side
    8,749.82x = 44,751,933.86
  5. Step 5: Solve for x
    x = 44,751,933.86/8,749.82
  6. Step 6: Final answer
    x = 5,114.61

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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.