Home / 10,845.60-16,268.68-3,054.36

Finding the Fourth Proportional to 10,845.60, 16,268.68 and 3,054.36

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Solution

The fourth proportional to 10,845.60, 16,268.68 and 3,054.36 is: 4,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.60 : 16,268.68 = 3,054.36 : x
  2. Step 2: Convert to fraction form
    10,845.60/16,268.68 = 3,054.36/x
  3. Step 3: Cross multiply
    10,845.60x = 16,268.68 × 3,054.36
  4. Step 4: Simplify right side
    10,845.60x = 49,690,405.44
  5. Step 5: Solve for x
    x = 49,690,405.44/10,845.60
  6. Step 6: Final answer
    x = 4,581.62

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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.