Home / 8,537.38-12,807.88-3,343.26

Finding the Fourth Proportional to 8,537.38, 12,807.88 and 3,343.26

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Solution

The fourth proportional to 8,537.38, 12,807.88 and 3,343.26 is: 5,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.38 : 12,807.88 = 3,343.26 : x
  2. Step 2: Convert to fraction form
    8,537.38/12,807.88 = 3,343.26/x
  3. Step 3: Cross multiply
    8,537.38x = 12,807.88 × 3,343.26
  4. Step 4: Simplify right side
    8,537.38x = 42,820,072.89
  5. Step 5: Solve for x
    x = 42,820,072.89/8,537.38
  6. Step 6: Final answer
    x = 5,015.60

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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.