Home / 8,731.42-13,097.06-3,537.22

Finding the Fourth Proportional to 8,731.42, 13,097.06 and 3,537.22

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Solution

The fourth proportional to 8,731.42, 13,097.06 and 3,537.22 is: 5,305.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.42 : 13,097.06 = 3,537.22 : x
  2. Step 2: Convert to fraction form
    8,731.42/13,097.06 = 3,537.22/x
  3. Step 3: Cross multiply
    8,731.42x = 13,097.06 × 3,537.22
  4. Step 4: Simplify right side
    8,731.42x = 46,327,182.57
  5. Step 5: Solve for x
    x = 46,327,182.57/8,731.42
  6. Step 6: Final answer
    x = 5,305.80

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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.