Home / 11,580.74-17,370.96-3,260.32

Finding the Fourth Proportional to 11,580.74, 17,370.96 and 3,260.32

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Solution

The fourth proportional to 11,580.74, 17,370.96 and 3,260.32 is: 4,890.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.74 : 17,370.96 = 3,260.32 : x
  2. Step 2: Convert to fraction form
    11,580.74/17,370.96 = 3,260.32/x
  3. Step 3: Cross multiply
    11,580.74x = 17,370.96 × 3,260.32
  4. Step 4: Simplify right side
    11,580.74x = 56,634,832.65
  5. Step 5: Solve for x
    x = 56,634,832.65/11,580.74
  6. Step 6: Final answer
    x = 4,890.43

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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.