Home / 7,537.89-11,303.94-3,586.11

Finding the Fourth Proportional to 7,537.89, 11,303.94 and 3,586.11

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Solution

The fourth proportional to 7,537.89, 11,303.94 and 3,586.11 is: 5,377.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.89 : 11,303.94 = 3,586.11 : x
  2. Step 2: Convert to fraction form
    7,537.89/11,303.94 = 3,586.11/x
  3. Step 3: Cross multiply
    7,537.89x = 11,303.94 × 3,586.11
  4. Step 4: Simplify right side
    7,537.89x = 40,537,138.29
  5. Step 5: Solve for x
    x = 40,537,138.29/7,537.89
  6. Step 6: Final answer
    x = 5,377.78

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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.