Home / 11,268.60-16,902.90-3,060.60

Finding the Fourth Proportional to 11,268.60, 16,902.90 and 3,060.60

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Solution

The fourth proportional to 11,268.60, 16,902.90 and 3,060.60 is: 4,590.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.60 : 16,902.90 = 3,060.60 : x
  2. Step 2: Convert to fraction form
    11,268.60/16,902.90 = 3,060.60/x
  3. Step 3: Cross multiply
    11,268.60x = 16,902.90 × 3,060.60
  4. Step 4: Simplify right side
    11,268.60x = 51,733,015.74
  5. Step 5: Solve for x
    x = 51,733,015.74/11,268.60
  6. Step 6: Final answer
    x = 4,590.90

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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.