Home / 3,624.49-5,435.05-2,123.96

Finding the Fourth Proportional to 3,624.49, 5,435.05 and 2,123.96

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Solution

The fourth proportional to 3,624.49, 5,435.05 and 2,123.96 is: 3,184.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.49 : 5,435.05 = 2,123.96 : x
  2. Step 2: Convert to fraction form
    3,624.49/5,435.05 = 2,123.96/x
  3. Step 3: Cross multiply
    3,624.49x = 5,435.05 × 2,123.96
  4. Step 4: Simplify right side
    3,624.49x = 11,543,837.08
  5. Step 5: Solve for x
    x = 11,543,837.08/3,624.49
  6. Step 6: Final answer
    x = 3,184.96

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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.