Home / 11,309.28-16,966.96-4,732

Finding the Fourth Proportional to 11,309.28, 16,966.96 and 4,732

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Solution

The fourth proportional to 11,309.28, 16,966.96 and 4,732 is: 7,099.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,309.28 : 16,966.96 = 4,732 : x
  2. Step 2: Convert to fraction form
    11,309.28/16,966.96 = 4,732/x
  3. Step 3: Cross multiply
    11,309.28x = 16,966.96 × 4,732
  4. Step 4: Simplify right side
    11,309.28x = 80,287,654.72
  5. Step 5: Solve for x
    x = 80,287,654.72/11,309.28
  6. Step 6: Final answer
    x = 7,099.27

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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.