Home / 6,290.62-9,427.79-2,588.66

Finding the Fourth Proportional to 6,290.62, 9,427.79 and 2,588.66

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Solution

The fourth proportional to 6,290.62, 9,427.79 and 2,588.66 is: 3,879.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.62 : 9,427.79 = 2,588.66 : x
  2. Step 2: Convert to fraction form
    6,290.62/9,427.79 = 2,588.66/x
  3. Step 3: Cross multiply
    6,290.62x = 9,427.79 × 2,588.66
  4. Step 4: Simplify right side
    6,290.62x = 24,405,342.86
  5. Step 5: Solve for x
    x = 24,405,342.86/6,290.62
  6. Step 6: Final answer
    x = 3,879.64

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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.