Home / 10,958.99-16,440.93-3,168.41

Finding the Fourth Proportional to 10,958.99, 16,440.93 and 3,168.41

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Solution

The fourth proportional to 10,958.99, 16,440.93 and 3,168.41 is: 4,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.99 : 16,440.93 = 3,168.41 : x
  2. Step 2: Convert to fraction form
    10,958.99/16,440.93 = 3,168.41/x
  3. Step 3: Cross multiply
    10,958.99x = 16,440.93 × 3,168.41
  4. Step 4: Simplify right side
    10,958.99x = 52,091,607.02
  5. Step 5: Solve for x
    x = 52,091,607.02/10,958.99
  6. Step 6: Final answer
    x = 4,753.32

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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.