Home / 11,941.66-16,477.65-6,636.46

Finding the Fourth Proportional to 11,941.66, 16,477.65 and 6,636.46

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Solution

The fourth proportional to 11,941.66, 16,477.65 and 6,636.46 is: 9,157.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.66 : 16,477.65 = 6,636.46 : x
  2. Step 2: Convert to fraction form
    11,941.66/16,477.65 = 6,636.46/x
  3. Step 3: Cross multiply
    11,941.66x = 16,477.65 × 6,636.46
  4. Step 4: Simplify right side
    11,941.66x = 109,353,265.12
  5. Step 5: Solve for x
    x = 109,353,265.12/11,941.66
  6. Step 6: Final answer
    x = 9,157.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.