Home / 4,726.35-7,089.87-1,605.09

Finding the Fourth Proportional to 4,726.35, 7,089.87 and 1,605.09

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Solution

The fourth proportional to 4,726.35, 7,089.87 and 1,605.09 is: 2,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.35 : 7,089.87 = 1,605.09 : x
  2. Step 2: Convert to fraction form
    4,726.35/7,089.87 = 1,605.09/x
  3. Step 3: Cross multiply
    4,726.35x = 7,089.87 × 1,605.09
  4. Step 4: Simplify right side
    4,726.35x = 11,379,879.44
  5. Step 5: Solve for x
    x = 11,379,879.44/4,726.35
  6. Step 6: Final answer
    x = 2,407.75

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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.