Home / 8,537.55-12,804.48-2,690.97

Finding the Fourth Proportional to 8,537.55, 12,804.48 and 2,690.97

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Solution

The fourth proportional to 8,537.55, 12,804.48 and 2,690.97 is: 4,035.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.55 : 12,804.48 = 2,690.97 : x
  2. Step 2: Convert to fraction form
    8,537.55/12,804.48 = 2,690.97/x
  3. Step 3: Cross multiply
    8,537.55x = 12,804.48 × 2,690.97
  4. Step 4: Simplify right side
    8,537.55x = 34,456,471.55
  5. Step 5: Solve for x
    x = 34,456,471.55/8,537.55
  6. Step 6: Final answer
    x = 4,035.87

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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.