Home / 11,554.86-17,330.39-4,157.94

Finding the Fourth Proportional to 11,554.86, 17,330.39 and 4,157.94

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Solution

The fourth proportional to 11,554.86, 17,330.39 and 4,157.94 is: 6,236.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.86 : 17,330.39 = 4,157.94 : x
  2. Step 2: Convert to fraction form
    11,554.86/17,330.39 = 4,157.94/x
  3. Step 3: Cross multiply
    11,554.86x = 17,330.39 × 4,157.94
  4. Step 4: Simplify right side
    11,554.86x = 72,058,701.01
  5. Step 5: Solve for x
    x = 72,058,701.01/11,554.86
  6. Step 6: Final answer
    x = 6,236.22

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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.