Home / 11,539.41-17,309.94-4,143.93

Finding the Fourth Proportional to 11,539.41, 17,309.94 and 4,143.93

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Solution

The fourth proportional to 11,539.41, 17,309.94 and 4,143.93 is: 6,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539.41 : 17,309.94 = 4,143.93 : x
  2. Step 2: Convert to fraction form
    11,539.41/17,309.94 = 4,143.93/x
  3. Step 3: Cross multiply
    11,539.41x = 17,309.94 × 4,143.93
  4. Step 4: Simplify right side
    11,539.41x = 71,731,179.66
  5. Step 5: Solve for x
    x = 71,731,179.66/11,539.41
  6. Step 6: Final answer
    x = 6,216.19

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1.5x scale

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.