Home / 11,098.60-16,643.04-3,305.86

Finding the Fourth Proportional to 11,098.60, 16,643.04 and 3,305.86

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Solution

The fourth proportional to 11,098.60, 16,643.04 and 3,305.86 is: 4,957.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.60 : 16,643.04 = 3,305.86 : x
  2. Step 2: Convert to fraction form
    11,098.60/16,643.04 = 3,305.86/x
  3. Step 3: Cross multiply
    11,098.60x = 16,643.04 × 3,305.86
  4. Step 4: Simplify right side
    11,098.60x = 55,019,560.21
  5. Step 5: Solve for x
    x = 55,019,560.21/11,098.60
  6. Step 6: Final answer
    x = 4,957.34

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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.