Home / 5,424.26-8,135.37-1,726.53

Finding the Fourth Proportional to 5,424.26, 8,135.37 and 1,726.53

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Solution

The fourth proportional to 5,424.26, 8,135.37 and 1,726.53 is: 2,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.26 : 8,135.37 = 1,726.53 : x
  2. Step 2: Convert to fraction form
    5,424.26/8,135.37 = 1,726.53/x
  3. Step 3: Cross multiply
    5,424.26x = 8,135.37 × 1,726.53
  4. Step 4: Simplify right side
    5,424.26x = 14,045,960.37
  5. Step 5: Solve for x
    x = 14,045,960.37/5,424.26
  6. Step 6: Final answer
    x = 2,589.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.