Home / 8,972.67-13,464.41-3,133.38

Finding the Fourth Proportional to 8,972.67, 13,464.41 and 3,133.38

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Solution

The fourth proportional to 8,972.67, 13,464.41 and 3,133.38 is: 4,701.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.67 : 13,464.41 = 3,133.38 : x
  2. Step 2: Convert to fraction form
    8,972.67/13,464.41 = 3,133.38/x
  3. Step 3: Cross multiply
    8,972.67x = 13,464.41 × 3,133.38
  4. Step 4: Simplify right side
    8,972.67x = 42,189,097.34
  5. Step 5: Solve for x
    x = 42,189,097.34/8,972.67
  6. Step 6: Final answer
    x = 4,701.96

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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.